289898785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2269}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 400101120

約数和(自身を除く): 110202335

約数列:

[1, 5, 11, 23, 55, 101, 115, 253, 505, 1111, 1265, 2269, 2323, 5555, 11345, 11615, 24959, 25553, 52187, 124795, 127765, 229169, 260935, 574057, 1145845, 2520859, 2870285, 5270887, 12604295, 26354435, 57979757, 289898785]

約数ペア:

[(1, 289898785), (5, 57979757), (11, 26354435), (23, 12604295), (55, 5270887), (101, 2870285), (115, 2520859), (253, 1145845), (505, 574057), (1111, 260935), (1265, 229169), (2269, 127765), (2323, 124795), (5555, 52187), (11345, 25553), (11615, 24959)]