25721432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7129}}^1$

素因数の和:7187

約数の個数: 32

約数和(自身を含む): 53902800

約数和(自身を除く): 28181368

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 7129, 14258, 28516, 57032, 78419, 156838, 292289, 313676, 584578, 627352, 1169156, 2338312, 3215179, 6430358, 12860716, 25721432]

約数ペア:

[(1, 25721432), (2, 12860716), (4, 6430358), (8, 3215179), (11, 2338312), (22, 1169156), (41, 627352), (44, 584578), (82, 313676), (88, 292289), (164, 156838), (328, 78419), (451, 57032), (902, 28516), (1804, 14258), (3608, 7129)]