205751445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{2153}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 344915712

約数和(自身を除く): 139164267

約数列:

[1, 3, 5, 15, 23, 69, 115, 277, 345, 831, 1385, 2153, 4155, 6371, 6459, 10765, 19113, 31855, 32295, 49519, 95565, 148557, 247595, 596381, 742785, 1789143, 2981905, 8945715, 13716763, 41150289, 68583815, 205751445]

約数ペア:

[(1, 205751445), (3, 68583815), (5, 41150289), (15, 13716763), (23, 8945715), (69, 2981905), (115, 1789143), (277, 742785), (345, 596381), (831, 247595), (1385, 148557), (2153, 95565), (4155, 49519), (6371, 32295), (6459, 31855), (10765, 19113)]