491944908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:636

約数の個数: 144

約数和(自身を含む): 1451466240

約数和(自身を除く): 959521332

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 139, 147, 156, 182, 196, 273, 278, 294, 364, 417, 463, 546, 556, 588, 637, 834, 926, 973, 1092, 1274, 1389, 1668, 1807, 1852, 1911, 1946, 2548, 2778, 2919, 3241, 3614, 3822, 3892, 5421, 5556, 5838, 6019, 6482, 6811, 7228, 7644, 9723, 10842, 11676, 12038, 12649, 12964, 13622, 18057, 19446, 20433, 21684, 22687, 24076, 25298, 27244, 36114, 37947, 38892, 40866, 42133, 45374, 50596, 64357, 68061, 72228, 75894, 81732, 84266, 88543, 90748, 126399, 128714, 136122, 151788, 168532, 177086, 193071, 252798, 257428, 265629, 272244, 294931, 354172, 386142, 450499, 505596, 531258, 589862, 772284, 836641, 884793, 900998, 1062516, 1179724, 1351497, 1673282, 1769586, 1801996, 2509923, 2702994, 3153493, 3346564, 3539172, 5019846, 5405988, 5856487, 6306986, 9460479, 10039692, 11712974, 12613972, 17569461, 18920958, 23425948, 35138922, 37841916, 40995409, 70277844, 81990818, 122986227, 163981636, 245972454, 491944908]

約数ペア:

[(1, 491944908), (2, 245972454), (3, 163981636), (4, 122986227), (6, 81990818), (7, 70277844), (12, 40995409), (13, 37841916), (14, 35138922), (21, 23425948), (26, 18920958), (28, 17569461), (39, 12613972), (42, 11712974), (49, 10039692), (52, 9460479), (78, 6306986), (84, 5856487), (91, 5405988), (98, 5019846), (139, 3539172), (147, 3346564), (156, 3153493), (182, 2702994), (196, 2509923), (273, 1801996), (278, 1769586), (294, 1673282), (364, 1351497), (417, 1179724), (463, 1062516), (546, 900998), (556, 884793), (588, 836641), (637, 772284), (834, 589862), (926, 531258), (973, 505596), (1092, 450499), (1274, 386142), (1389, 354172), (1668, 294931), (1807, 272244), (1852, 265629), (1911, 257428), (1946, 252798), (2548, 193071), (2778, 177086), (2919, 168532), (3241, 151788), (3614, 136122), (3822, 128714), (3892, 126399), (5421, 90748), (5556, 88543), (5838, 84266), (6019, 81732), (6482, 75894), (6811, 72228), (7228, 68061), (7644, 64357), (9723, 50596), (10842, 45374), (11676, 42133), (12038, 40866), (12649, 38892), (12964, 37947), (13622, 36114), (18057, 27244), (19446, 25298), (20433, 24076), (21684, 22687)]