90172118

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 144460800

約数和(自身を除く): 54288682

約数列:

[1, 2, 31, 43, 62, 86, 149, 227, 298, 454, 1333, 2666, 4619, 6407, 7037, 9238, 9761, 12814, 14074, 19522, 33823, 67646, 198617, 302591, 397234, 605182, 1048513, 1454389, 2097026, 2908778, 45086059, 90172118]

約数ペア:

[(1, 90172118), (2, 45086059), (31, 2908778), (43, 2097026), (62, 1454389), (86, 1048513), (149, 605182), (227, 397234), (298, 302591), (454, 198617), (1333, 67646), (2666, 33823), (4619, 19522), (6407, 14074), (7037, 12814), (9238, 9761)]