258207924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1655179}}^1$

素因数の和:1655199

約数の個数: 24

約数和(自身を含む): 648830560

約数和(自身を除く): 390622636

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1655179, 3310358, 4965537, 6620716, 9931074, 19862148, 21517327, 43034654, 64551981, 86069308, 129103962, 258207924]

約数ペア:

[(1, 258207924), (2, 129103962), (3, 86069308), (4, 64551981), (6, 43034654), (12, 21517327), (13, 19862148), (26, 9931074), (39, 6620716), (52, 4965537), (78, 3310358), (156, 1655179)]