218458584

素因数分解:

$2^3\times 3^2\times {\mathrm{421}}^1\times {\mathrm{7207}}^1$

素因数の和:7640

約数の個数: 48

約数和(自身を含む): 593146320

約数和(自身を除く): 374687736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 421, 842, 1263, 1684, 2526, 3368, 3789, 5052, 7207, 7578, 10104, 14414, 15156, 21621, 28828, 30312, 43242, 57656, 64863, 86484, 129726, 172968, 259452, 518904, 3034147, 6068294, 9102441, 12136588, 18204882, 24273176, 27307323, 36409764, 54614646, 72819528, 109229292, 218458584]

約数ペア:

[(1, 218458584), (2, 109229292), (3, 72819528), (4, 54614646), (6, 36409764), (8, 27307323), (9, 24273176), (12, 18204882), (18, 12136588), (24, 9102441), (36, 6068294), (72, 3034147), (421, 518904), (842, 259452), (1263, 172968), (1684, 129726), (2526, 86484), (3368, 64863), (3789, 57656), (5052, 43242), (7207, 30312), (7578, 28828), (10104, 21621), (14414, 15156)]