215520172

素因数分解:

$2^2\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{4049}}^1$

素因数の和:5961

約数の個数: 24

約数和(自身を含む): 431373600

約数和(自身を除く): 215853428

約数列:

[1, 2, 4, 7, 14, 28, 1901, 3802, 4049, 7604, 8098, 13307, 16196, 26614, 28343, 53228, 56686, 113372, 7697149, 15394298, 30788596, 53880043, 107760086, 215520172]

約数ペア:

[(1, 215520172), (2, 107760086), (4, 53880043), (7, 30788596), (14, 15394298), (28, 7697149), (1901, 113372), (3802, 56686), (4049, 53228), (7604, 28343), (8098, 26614), (13307, 16196)]