865656728

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{12911}}^1$

素因数の和:12980

約数の個数: 48

約数和(自身を含む): 1783792800

約数和(自身を除く): 918136072

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 289, 493, 578, 986, 1156, 1972, 2312, 3944, 8381, 12911, 16762, 25822, 33524, 51644, 67048, 103288, 219487, 374419, 438974, 748838, 877948, 1497676, 1755896, 2995352, 3731279, 6365123, 7462558, 12730246, 14925116, 25460492, 29850232, 50920984, 108207091, 216414182, 432828364, 865656728]

約数ペア:

[(1, 865656728), (2, 432828364), (4, 216414182), (8, 108207091), (17, 50920984), (29, 29850232), (34, 25460492), (58, 14925116), (68, 12730246), (116, 7462558), (136, 6365123), (232, 3731279), (289, 2995352), (493, 1755896), (578, 1497676), (986, 877948), (1156, 748838), (1972, 438974), (2312, 374419), (3944, 219487), (8381, 103288), (12911, 67048), (16762, 51644), (25822, 33524)]