399570016

素因数分解:

$2^5\times {\mathrm{1621}}^1\times {\mathrm{7703}}^1$

素因数の和:9334

約数の個数: 24

約数和(自身を含む): 787240944

約数和(自身を除く): 387670928

約数列:

[1, 2, 4, 8, 16, 32, 1621, 3242, 6484, 7703, 12968, 15406, 25936, 30812, 51872, 61624, 123248, 246496, 12486563, 24973126, 49946252, 99892504, 199785008, 399570016]

約数ペア:

[(1, 399570016), (2, 199785008), (4, 99892504), (8, 49946252), (16, 24973126), (32, 12486563), (1621, 246496), (3242, 123248), (6484, 61624), (7703, 51872), (12968, 30812), (15406, 25936)]