156985193991

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{127681}}^1$

素因数の和:127983

約数の個数: 32

約数和(自身を含む): 221811213312

約数和(自身を除く): 64826019321

約数列:

[1, 3, 23, 69, 103, 173, 309, 519, 2369, 3979, 7107, 11937, 17819, 53457, 127681, 383043, 409837, 1229511, 2936663, 8809989, 13151143, 22088813, 39453429, 66266439, 302476289, 508042699, 907428867, 1524128097, 2275147739, 6825443217, 52328397997, 156985193991]

約数ペア:

[(1, 156985193991), (3, 52328397997), (23, 6825443217), (69, 2275147739), (103, 1524128097), (173, 907428867), (309, 508042699), (519, 302476289), (2369, 66266439), (3979, 39453429), (7107, 22088813), (11937, 13151143), (17819, 8809989), (53457, 2936663), (127681, 1229511), (383043, 409837)]