388796684

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{4519}}^1$

素因数の和:4817

約数の個数: 24

約数和(自身を含む): 689878560

約数和(自身を除く): 301081876

約数列:

[1, 2, 4, 137, 157, 274, 314, 548, 628, 4519, 9038, 18076, 21509, 43018, 86036, 619103, 709483, 1238206, 1418966, 2476412, 2837932, 97199171, 194398342, 388796684]

約数ペア:

[(1, 388796684), (2, 194398342), (4, 97199171), (137, 2837932), (157, 2476412), (274, 1418966), (314, 1238206), (548, 709483), (628, 619103), (4519, 86036), (9038, 43018), (18076, 21509)]