281996644

素因数分解:

$2^2\times {\mathrm{659}}^1\times {\mathrm{106979}}^1$

素因数の和:107642

約数の個数: 12

約数和(自身を含む): 494247600

約数和(自身を除く): 212250956

約数列:

[1, 2, 4, 659, 1318, 2636, 106979, 213958, 427916, 70499161, 140998322, 281996644]

約数ペア:

[(1, 281996644), (2, 140998322), (4, 70499161), (659, 427916), (1318, 213958), (2636, 106979)]