128398642

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1\times {\mathrm{2963}}^1$

素因数の和:3473

約数の個数: 16

約数和(自身を含む): 197188992

約数和(自身を除く): 68790350

約数列:

[1, 2, 47, 94, 461, 922, 2963, 5926, 21667, 43334, 139261, 278522, 1365943, 2731886, 64199321, 128398642]

約数ペア:

[(1, 128398642), (2, 64199321), (47, 2731886), (94, 1365943), (461, 278522), (922, 139261), (2963, 43334), (5926, 21667)]