121017728

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{72727}}^1$

素因数の和:72754

約数の個数: 32

約数和(自身を含む): 259638960

約数和(自身を除く): 138621232

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 72727, 145454, 290908, 581816, 945451, 1163632, 1890902, 2327264, 3781804, 4654528, 7563608, 9309056, 15127216, 30254432, 60508864, 121017728]

約数ペア:

[(1, 121017728), (2, 60508864), (4, 30254432), (8, 15127216), (13, 9309056), (16, 7563608), (26, 4654528), (32, 3781804), (52, 2327264), (64, 1890902), (104, 1163632), (128, 945451), (208, 581816), (416, 290908), (832, 145454), (1664, 72727)]