81861174

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{110923}}^1$

素因数の和:110972

約数の個数: 24

約数和(自身を含む): 181693512

約数和(自身を除く): 99832338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 110923, 221846, 332769, 665538, 998307, 1996614, 4547843, 9095686, 13643529, 27287058, 40930587, 81861174]

約数ペア:

[(1, 81861174), (2, 40930587), (3, 27287058), (6, 13643529), (9, 9095686), (18, 4547843), (41, 1996614), (82, 998307), (123, 665538), (246, 332769), (369, 221846), (738, 110923)]