81908406

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^2\times {\mathrm{2707}}^1$

素因数の和:2797

約数の個数: 36

約数和(自身を含む): 181969476

約数和(自身を除く): 100061070

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 1681, 2707, 3362, 5043, 5414, 8121, 10086, 15129, 16242, 24363, 30258, 48726, 110987, 221974, 332961, 665922, 998883, 1997766, 4550467, 9100934, 13651401, 27302802, 40954203, 81908406]

約数ペア:

[(1, 81908406), (2, 40954203), (3, 27302802), (6, 13651401), (9, 9100934), (18, 4550467), (41, 1997766), (82, 998883), (123, 665922), (246, 332961), (369, 221974), (738, 110987), (1681, 48726), (2707, 30258), (3362, 24363), (5043, 16242), (5414, 15129), (8121, 10086)]