121728984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{390157}}^1$

素因数の和:390179

約数の個数: 32

約数和(自身を含む): 327732720

約数和(自身を除く): 206003736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 390157, 780314, 1170471, 1560628, 2340942, 3121256, 4681884, 5072041, 9363768, 10144082, 15216123, 20288164, 30432246, 40576328, 60864492, 121728984]

約数ペア:

[(1, 121728984), (2, 60864492), (3, 40576328), (4, 30432246), (6, 20288164), (8, 15216123), (12, 10144082), (13, 9363768), (24, 5072041), (26, 4681884), (39, 3121256), (52, 2340942), (78, 1560628), (104, 1170471), (156, 780314), (312, 390157)]