308684792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{156217}}^1$

素因数の和:156255

約数の個数: 32

約数和(自身を含む): 656115600

約数和(自身を除く): 347430808

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 156217, 312434, 624868, 1249736, 2030821, 2968123, 4061642, 5936246, 8123284, 11872492, 16246568, 23744984, 38585599, 77171198, 154342396, 308684792]

約数ペア:

[(1, 308684792), (2, 154342396), (4, 77171198), (8, 38585599), (13, 23744984), (19, 16246568), (26, 11872492), (38, 8123284), (52, 5936246), (76, 4061642), (104, 2968123), (152, 2030821), (247, 1249736), (494, 624868), (988, 312434), (1976, 156217)]