15947855

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1847

約数の個数: 32

約数和(自身を含む): 24910848

約数和(自身を除く): 8962993

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 1801, 8855, 9005, 12607, 19811, 41423, 63035, 99055, 138677, 207115, 289961, 455653, 693385, 1449805, 2278265, 3189571, 15947855]

約数ペア:

[(1, 15947855), (5, 3189571), (7, 2278265), (11, 1449805), (23, 693385), (35, 455653), (55, 289961), (77, 207115), (115, 138677), (161, 99055), (253, 63035), (385, 41423), (805, 19811), (1265, 12607), (1771, 9005), (1801, 8855)]