387590273

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 472780800

約数和(自身を除く): 85190527

約数列:

[1, 7, 23, 107, 149, 151, 161, 749, 1043, 1057, 2461, 3427, 3473, 15943, 16157, 17227, 22499, 23989, 24311, 111601, 113099, 157493, 366689, 371611, 517477, 2407393, 2566823, 2601277, 3622339, 16851751, 55370039, 387590273]

約数ペア:

[(1, 387590273), (7, 55370039), (23, 16851751), (107, 3622339), (149, 2601277), (151, 2566823), (161, 2407393), (749, 517477), (1043, 371611), (1057, 366689), (2461, 157493), (3427, 113099), (3473, 111601), (15943, 24311), (16157, 23989), (17227, 22499)]