81686664

素因数分解:

$2^3\times 3^3\times {\mathrm{378179}}^1$

素因数の和:378194

約数の個数: 32

約数和(自身を含む): 226908000

約数和(自身を除く): 145221336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 378179, 756358, 1134537, 1512716, 2269074, 3025432, 3403611, 4538148, 6807222, 9076296, 10210833, 13614444, 20421666, 27228888, 40843332, 81686664]

約数ペア:

[(1, 81686664), (2, 40843332), (3, 27228888), (4, 20421666), (6, 13614444), (8, 10210833), (9, 9076296), (12, 6807222), (18, 4538148), (24, 3403611), (27, 3025432), (36, 2269074), (54, 1512716), (72, 1134537), (108, 756358), (216, 378179)]