131558908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 254792160

約数和(自身を除く): 123233252

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 137, 236, 274, 313, 548, 626, 767, 1252, 1534, 1781, 3068, 3562, 4069, 7124, 8083, 8138, 16166, 16276, 18467, 32332, 36934, 42881, 73868, 85762, 105079, 171524, 210158, 240071, 420316, 480142, 557453, 960284, 1114906, 2229812, 2529979, 5059958, 10119916, 32889727, 65779454, 131558908]

約数ペア:

[(1, 131558908), (2, 65779454), (4, 32889727), (13, 10119916), (26, 5059958), (52, 2529979), (59, 2229812), (118, 1114906), (137, 960284), (236, 557453), (274, 480142), (313, 420316), (548, 240071), (626, 210158), (767, 171524), (1252, 105079), (1534, 85762), (1781, 73868), (3068, 42881), (3562, 36934), (4069, 32332), (7124, 18467), (8083, 16276), (8138, 16166)]