128772238

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{10937}}^1$

素因数の和:11004

約数の個数: 24

約数和(自身を含む): 228647952

約数和(自身を除く): 99875714

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 841, 1682, 5887, 10937, 11774, 21874, 76559, 153118, 317173, 634346, 2220211, 4440422, 9198017, 18396034, 64386119, 128772238]

約数ペア:

[(1, 128772238), (2, 64386119), (7, 18396034), (14, 9198017), (29, 4440422), (58, 2220211), (203, 634346), (406, 317173), (841, 153118), (1682, 76559), (5887, 21874), (10937, 11774)]