15372968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2789}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 31638600

約数和(自身を除く): 16265632

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 2789, 5512, 5578, 11156, 22312, 36257, 72514, 145028, 147817, 290056, 295634, 591268, 1182536, 1921621, 3843242, 7686484, 15372968]

約数ペア:

[(1, 15372968), (2, 7686484), (4, 3843242), (8, 1921621), (13, 1182536), (26, 591268), (52, 295634), (53, 290056), (104, 147817), (106, 145028), (212, 72514), (424, 36257), (689, 22312), (1378, 11156), (2756, 5578), (2789, 5512)]