128180408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{12911}}^1$

素因数の和:13007

約数の個数: 32

約数和(自身を含む): 257981760

約数和(自身を除く): 129801352

約数列:

[1, 2, 4, 8, 17, 34, 68, 73, 136, 146, 292, 584, 1241, 2482, 4964, 9928, 12911, 25822, 51644, 103288, 219487, 438974, 877948, 942503, 1755896, 1885006, 3770012, 7540024, 16022551, 32045102, 64090204, 128180408]

約数ペア:

[(1, 128180408), (2, 64090204), (4, 32045102), (8, 16022551), (17, 7540024), (34, 3770012), (68, 1885006), (73, 1755896), (136, 942503), (146, 877948), (292, 438974), (584, 219487), (1241, 103288), (2482, 51644), (4964, 25822), (9928, 12911)]