64915894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^2$

素因数の和:672

約数の個数: 24

約数和(自身を含む): 108871560

約数和(自身を除く): 43955666

約数列:

[1, 2, 17, 19, 34, 38, 317, 323, 634, 646, 5389, 6023, 10778, 12046, 100489, 102391, 200978, 204782, 1708313, 1909291, 3416626, 3818582, 32457947, 64915894]

約数ペア:

[(1, 64915894), (2, 32457947), (17, 3818582), (19, 3416626), (34, 1909291), (38, 1708313), (317, 204782), (323, 200978), (634, 102391), (646, 100489), (5389, 12046), (6023, 10778)]