156790456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{2131}}^1$

素因数の和:2695

約数の個数: 32

約数和(自身を含む): 311996880

約数和(自身を除く): 155206424

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 541, 1082, 2131, 2164, 4262, 4328, 8524, 9197, 17048, 18394, 36227, 36788, 72454, 73576, 144908, 289816, 1152871, 2305742, 4611484, 9222968, 19598807, 39197614, 78395228, 156790456]

約数ペア:

[(1, 156790456), (2, 78395228), (4, 39197614), (8, 19598807), (17, 9222968), (34, 4611484), (68, 2305742), (136, 1152871), (541, 289816), (1082, 144908), (2131, 73576), (2164, 72454), (4262, 36788), (4328, 36227), (8524, 18394), (9197, 17048)]