12780872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7229}}^1$

素因数の和:7265

約数の個数: 32

約数和(自身を含む): 27329400

約数和(自身を除く): 14548528

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 7229, 14458, 28916, 57832, 93977, 122893, 187954, 245786, 375908, 491572, 751816, 983144, 1597609, 3195218, 6390436, 12780872]

約数ペア:

[(1, 12780872), (2, 6390436), (4, 3195218), (8, 1597609), (13, 983144), (17, 751816), (26, 491572), (34, 375908), (52, 245786), (68, 187954), (104, 122893), (136, 93977), (221, 57832), (442, 28916), (884, 14458), (1768, 7229)]