18127725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 38759424

約数和(自身を除く): 20631699

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 43, 55, 73, 75, 77, 105, 129, 165, 175, 215, 219, 231, 275, 301, 365, 385, 473, 511, 525, 645, 803, 825, 903, 1075, 1095, 1155, 1419, 1505, 1533, 1825, 1925, 2365, 2409, 2555, 3139, 3225, 3311, 4015, 4515, 5475, 5621, 5775, 7095, 7525, 7665, 9417, 9933, 11825, 12045, 12775, 15695, 16555, 16863, 20075, 21973, 22575, 28105, 34529, 35475, 38325, 47085, 49665, 60225, 65919, 78475, 82775, 84315, 103587, 109865, 140525, 172645, 235425, 241703, 248325, 329595, 421575, 517935, 549325, 725109, 863225, 1208515, 1647975, 2589675, 3625545, 6042575, 18127725]

約数ペア:

[(1, 18127725), (3, 6042575), (5, 3625545), (7, 2589675), (11, 1647975), (15, 1208515), (21, 863225), (25, 725109), (33, 549325), (35, 517935), (43, 421575), (55, 329595), (73, 248325), (75, 241703), (77, 235425), (105, 172645), (129, 140525), (165, 109865), (175, 103587), (215, 84315), (219, 82775), (231, 78475), (275, 65919), (301, 60225), (365, 49665), (385, 47085), (473, 38325), (511, 35475), (525, 34529), (645, 28105), (803, 22575), (825, 21973), (903, 20075), (1075, 16863), (1095, 16555), (1155, 15695), (1419, 12775), (1505, 12045), (1533, 11825), (1825, 9933), (1925, 9417), (2365, 7665), (2409, 7525), (2555, 7095), (3139, 5775), (3225, 5621), (3311, 5475), (4015, 4515)]