215436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 541744

約数和(自身を除く): 326308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1381, 2762, 4143, 5524, 8286, 16572, 17953, 35906, 53859, 71812, 107718, 215436]

約数ペア:

[(1, 215436), (2, 107718), (3, 71812), (4, 53859), (6, 35906), (12, 17953), (13, 16572), (26, 8286), (39, 5524), (52, 4143), (78, 2762), (156, 1381)]