28030548

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 86694720

約数和(自身を除く): 58664172

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 49, 52, 57, 76, 78, 84, 91, 98, 114, 133, 147, 156, 182, 193, 196, 228, 247, 266, 273, 294, 364, 386, 399, 494, 532, 546, 579, 588, 637, 741, 772, 798, 931, 988, 1092, 1158, 1274, 1351, 1482, 1596, 1729, 1862, 1911, 2316, 2509, 2548, 2702, 2793, 2964, 3458, 3667, 3724, 3822, 4053, 5018, 5187, 5404, 5586, 6916, 7334, 7527, 7644, 8106, 9457, 10036, 10374, 11001, 11172, 12103, 14668, 15054, 16212, 17563, 18914, 20748, 22002, 24206, 25669, 28371, 30108, 35126, 36309, 37828, 44004, 47671, 48412, 51338, 52689, 56742, 70252, 72618, 77007, 95342, 102676, 105378, 113484, 122941, 143013, 145236, 154014, 179683, 190684, 210756, 245882, 286026, 308028, 333697, 359366, 368823, 491764, 539049, 572052, 667394, 718732, 737646, 1001091, 1078098, 1334788, 1475292, 2002182, 2156196, 2335879, 4004364, 4671758, 7007637, 9343516, 14015274, 28030548]

約数ペア:

[(1, 28030548), (2, 14015274), (3, 9343516), (4, 7007637), (6, 4671758), (7, 4004364), (12, 2335879), (13, 2156196), (14, 2002182), (19, 1475292), (21, 1334788), (26, 1078098), (28, 1001091), (38, 737646), (39, 718732), (42, 667394), (49, 572052), (52, 539049), (57, 491764), (76, 368823), (78, 359366), (84, 333697), (91, 308028), (98, 286026), (114, 245882), (133, 210756), (147, 190684), (156, 179683), (182, 154014), (193, 145236), (196, 143013), (228, 122941), (247, 113484), (266, 105378), (273, 102676), (294, 95342), (364, 77007), (386, 72618), (399, 70252), (494, 56742), (532, 52689), (546, 51338), (579, 48412), (588, 47671), (637, 44004), (741, 37828), (772, 36309), (798, 35126), (931, 30108), (988, 28371), (1092, 25669), (1158, 24206), (1274, 22002), (1351, 20748), (1482, 18914), (1596, 17563), (1729, 16212), (1862, 15054), (1911, 14668), (2316, 12103), (2509, 11172), (2548, 11001), (2702, 10374), (2793, 10036), (2964, 9457), (3458, 8106), (3667, 7644), (3724, 7527), (3822, 7334), (4053, 6916), (5018, 5586), (5187, 5404)]