15780908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 33191424

約数和(自身を除く): 17410516

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 143, 188, 286, 517, 572, 587, 611, 1034, 1174, 1222, 2068, 2348, 2444, 6457, 6721, 7631, 12914, 13442, 15262, 25828, 26884, 27589, 30524, 55178, 83941, 110356, 167882, 303479, 335764, 358657, 606958, 717314, 1213916, 1434628, 3945227, 7890454, 15780908]

約数ペア:

[(1, 15780908), (2, 7890454), (4, 3945227), (11, 1434628), (13, 1213916), (22, 717314), (26, 606958), (44, 358657), (47, 335764), (52, 303479), (94, 167882), (143, 110356), (188, 83941), (286, 55178), (517, 30524), (572, 27589), (587, 26884), (611, 25828), (1034, 15262), (1174, 13442), (1222, 12914), (2068, 7631), (2348, 6721), (2444, 6457)]