7137570979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{12959}}^1$

素因数の和:13311

約数の個数: 32

約数和(自身を含む): 9316270080

約数和(自身を除く): 2178699101

約数列:

[1, 7, 11, 23, 77, 161, 253, 311, 1771, 2177, 3421, 7153, 12959, 23947, 50071, 78683, 90713, 142549, 298057, 550781, 997843, 2086399, 3278627, 4030249, 22950389, 28211743, 44332739, 92695727, 310329173, 648870089, 1019652997, 7137570979]

約数ペア:

[(1, 7137570979), (7, 1019652997), (11, 648870089), (23, 310329173), (77, 92695727), (161, 44332739), (253, 28211743), (311, 22950389), (1771, 4030249), (2177, 3278627), (3421, 2086399), (7153, 997843), (12959, 550781), (23947, 298057), (50071, 142549), (78683, 90713)]