1728796615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{3889}}^1$

素因数の和:4891

約数の個数: 32

約数和(自身を含む): 2556570240

約数和(自身を除く): 827773625

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 977, 3889, 4885, 6839, 12701, 19445, 27223, 34195, 50557, 63505, 88907, 136115, 252785, 353899, 444535, 1769495, 3799553, 18997765, 26596871, 49394189, 132984355, 246970945, 345759323, 1728796615]

約数ペア:

[(1, 1728796615), (5, 345759323), (7, 246970945), (13, 132984355), (35, 49394189), (65, 26596871), (91, 18997765), (455, 3799553), (977, 1769495), (3889, 444535), (4885, 353899), (6839, 252785), (12701, 136115), (19445, 88907), (27223, 63505), (34195, 50557)]