163981636

素因数分解:

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

素因数の和:633

約数の個数: 72

約数和(自身を含む): 362866560

約数和(自身を除く): 198884924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 139, 182, 196, 278, 364, 463, 556, 637, 926, 973, 1274, 1807, 1852, 1946, 2548, 3241, 3614, 3892, 6019, 6482, 6811, 7228, 12038, 12649, 12964, 13622, 22687, 24076, 25298, 27244, 42133, 45374, 50596, 64357, 84266, 88543, 90748, 128714, 168532, 177086, 257428, 294931, 354172, 450499, 589862, 836641, 900998, 1179724, 1673282, 1801996, 3153493, 3346564, 5856487, 6306986, 11712974, 12613972, 23425948, 40995409, 81990818, 163981636]

約数ペア:

[(1, 163981636), (2, 81990818), (4, 40995409), (7, 23425948), (13, 12613972), (14, 11712974), (26, 6306986), (28, 5856487), (49, 3346564), (52, 3153493), (91, 1801996), (98, 1673282), (139, 1179724), (182, 900998), (196, 836641), (278, 589862), (364, 450499), (463, 354172), (556, 294931), (637, 257428), (926, 177086), (973, 168532), (1274, 128714), (1807, 90748), (1852, 88543), (1946, 84266), (2548, 64357), (3241, 50596), (3614, 45374), (3892, 42133), (6019, 27244), (6482, 25298), (6811, 24076), (7228, 22687), (12038, 13622), (12649, 12964)]