315425296

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{12391}}^1$

素因数の和:12479

約数の個数: 40

約数和(自身を含む): 642302144

約数和(自身を除く): 326876848

約数列:

[1, 2, 4, 8, 16, 37, 43, 74, 86, 148, 172, 296, 344, 592, 688, 1591, 3182, 6364, 12391, 12728, 24782, 25456, 49564, 99128, 198256, 458467, 532813, 916934, 1065626, 1833868, 2131252, 3667736, 4262504, 7335472, 8525008, 19714081, 39428162, 78856324, 157712648, 315425296]

約数ペア:

[(1, 315425296), (2, 157712648), (4, 78856324), (8, 39428162), (16, 19714081), (37, 8525008), (43, 7335472), (74, 4262504), (86, 3667736), (148, 2131252), (172, 1833868), (296, 1065626), (344, 916934), (592, 532813), (688, 458467), (1591, 198256), (3182, 99128), (6364, 49564), (12391, 25456), (12728, 24782)]