81560646

素因数分解:

$2^1\times 3^2\times {\mathrm{227}}^1\times {\mathrm{19961}}^1$

素因数の和:20196

約数の個数: 24

約数和(自身を含む): 177502104

約数和(自身を除く): 95941458

約数列:

[1, 2, 3, 6, 9, 18, 227, 454, 681, 1362, 2043, 4086, 19961, 39922, 59883, 119766, 179649, 359298, 4531147, 9062294, 13593441, 27186882, 40780323, 81560646]

約数ペア:

[(1, 81560646), (2, 40780323), (3, 27186882), (6, 13593441), (9, 9062294), (18, 4531147), (227, 359298), (454, 179649), (681, 119766), (1362, 59883), (2043, 39922), (4086, 19961)]