64666623

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 107606880

約数和(自身を除く): 42940257

約数列:

[1, 3, 7, 17, 21, 49, 51, 113, 119, 147, 229, 339, 357, 687, 791, 833, 1603, 1921, 2373, 2499, 3893, 4809, 5537, 5763, 11221, 11679, 13447, 16611, 25877, 27251, 33663, 40341, 77631, 81753, 94129, 181139, 190757, 282387, 439909, 543417, 572271, 1267973, 1319727, 3079363, 3803919, 9238089, 21555541, 64666623]

約数ペア:

[(1, 64666623), (3, 21555541), (7, 9238089), (17, 3803919), (21, 3079363), (49, 1319727), (51, 1267973), (113, 572271), (119, 543417), (147, 439909), (229, 282387), (339, 190757), (357, 181139), (687, 94129), (791, 81753), (833, 77631), (1603, 40341), (1921, 33663), (2373, 27251), (2499, 25877), (3893, 16611), (4809, 13447), (5537, 11679), (5763, 11221)]