155983178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 257101824

約数和(自身を除く): 101118646

約数列:

[1, 2, 13, 26, 97, 127, 194, 254, 487, 974, 1261, 1651, 2522, 3302, 6331, 12319, 12662, 24638, 47239, 61849, 94478, 123698, 160147, 320294, 614107, 804037, 1228214, 1608074, 5999353, 11998706, 77991589, 155983178]

約数ペア:

[(1, 155983178), (2, 77991589), (13, 11998706), (26, 5999353), (97, 1608074), (127, 1228214), (194, 804037), (254, 614107), (487, 320294), (974, 160147), (1261, 123698), (1651, 94478), (2522, 61849), (3302, 47239), (6331, 24638), (12319, 12662)]