15931295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 21928320

約数和(自身を除く): 5997025

約数列:

[1, 5, 17, 23, 29, 85, 115, 145, 281, 391, 493, 667, 1405, 1955, 2465, 3335, 4777, 6463, 8149, 11339, 23885, 32315, 40745, 56695, 109871, 138533, 187427, 549355, 692665, 937135, 3186259, 15931295]

約数ペア:

[(1, 15931295), (5, 3186259), (17, 937135), (23, 692665), (29, 549355), (85, 187427), (115, 138533), (145, 109871), (281, 56695), (391, 40745), (493, 32315), (667, 23885), (1405, 11339), (1955, 8149), (2465, 6463), (3335, 4777)]