157788131319

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{685621}}^1$

素因数の和:685928

約数の個数: 48

約数和(自身を含む): 281510908224

約数和(自身を除く): 123722776905

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 281, 819, 843, 1967, 2529, 3653, 5901, 10959, 17703, 25571, 32877, 76713, 230139, 685621, 2056863, 4799347, 6170589, 8913073, 14398041, 26739219, 43194123, 62391511, 80217657, 187174533, 192659501, 561523599, 577978503, 1348616507, 1733935509, 2504573513, 4045849521, 7513720539, 12137548563, 17532014591, 22541161617, 52596043773, 157788131319]

約数ペア:

[(1, 157788131319), (3, 52596043773), (7, 22541161617), (9, 17532014591), (13, 12137548563), (21, 7513720539), (39, 4045849521), (63, 2504573513), (91, 1733935509), (117, 1348616507), (273, 577978503), (281, 561523599), (819, 192659501), (843, 187174533), (1967, 80217657), (2529, 62391511), (3653, 43194123), (5901, 26739219), (10959, 14398041), (17703, 8913073), (25571, 6170589), (32877, 4799347), (76713, 2056863), (230139, 685621)]