28247268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 80898048

約数和(自身を除く): 52650780

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 131, 151, 204, 238, 262, 302, 357, 393, 453, 476, 524, 604, 714, 786, 906, 917, 1057, 1428, 1572, 1812, 1834, 2114, 2227, 2567, 2751, 3171, 3668, 4228, 4454, 5134, 5502, 6342, 6681, 7701, 8908, 10268, 11004, 12684, 13362, 15402, 15589, 17969, 19781, 26724, 30804, 31178, 35938, 39562, 46767, 53907, 59343, 62356, 71876, 79124, 93534, 107814, 118686, 138467, 187068, 215628, 237372, 276934, 336277, 415401, 553868, 672554, 830802, 1008831, 1345108, 1661604, 2017662, 2353939, 4035324, 4707878, 7061817, 9415756, 14123634, 28247268]

約数ペア:

[(1, 28247268), (2, 14123634), (3, 9415756), (4, 7061817), (6, 4707878), (7, 4035324), (12, 2353939), (14, 2017662), (17, 1661604), (21, 1345108), (28, 1008831), (34, 830802), (42, 672554), (51, 553868), (68, 415401), (84, 336277), (102, 276934), (119, 237372), (131, 215628), (151, 187068), (204, 138467), (238, 118686), (262, 107814), (302, 93534), (357, 79124), (393, 71876), (453, 62356), (476, 59343), (524, 53907), (604, 46767), (714, 39562), (786, 35938), (906, 31178), (917, 30804), (1057, 26724), (1428, 19781), (1572, 17969), (1812, 15589), (1834, 15402), (2114, 13362), (2227, 12684), (2567, 11004), (2751, 10268), (3171, 8908), (3668, 7701), (4228, 6681), (4454, 6342), (5134, 5502)]