15516376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 30991680

約数和(自身を除く): 15475304

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 271, 421, 542, 842, 1084, 1684, 2168, 3368, 4607, 7157, 9214, 14314, 18428, 28628, 36856, 57256, 114091, 228182, 456364, 912728, 1939547, 3879094, 7758188, 15516376]

約数ペア:

[(1, 15516376), (2, 7758188), (4, 3879094), (8, 1939547), (17, 912728), (34, 456364), (68, 228182), (136, 114091), (271, 57256), (421, 36856), (542, 28628), (842, 18428), (1084, 14314), (1684, 9214), (2168, 7157), (3368, 4607)]