81329814

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 181765584

約数和(自身を除く): 100435770

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 193, 246, 369, 386, 571, 579, 738, 1142, 1158, 1713, 1737, 3426, 3474, 5139, 7913, 10278, 15826, 23411, 23739, 46822, 47478, 70233, 71217, 110203, 140466, 142434, 210699, 220406, 330609, 421398, 661218, 991827, 1983654, 4518323, 9036646, 13554969, 27109938, 40664907, 81329814]

約数ペア:

[(1, 81329814), (2, 40664907), (3, 27109938), (6, 13554969), (9, 9036646), (18, 4518323), (41, 1983654), (82, 991827), (123, 661218), (193, 421398), (246, 330609), (369, 220406), (386, 210699), (571, 142434), (579, 140466), (738, 110203), (1142, 71217), (1158, 70233), (1713, 47478), (1737, 46822), (3426, 23739), (3474, 23411), (5139, 15826), (7913, 10278)]