156960265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{1093}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 235673856

約数和(自身を除く): 78713591

約数列:

[1, 5, 7, 11, 35, 55, 77, 373, 385, 1093, 1865, 2611, 4103, 5465, 7651, 12023, 13055, 20515, 28721, 38255, 60115, 84161, 143605, 407689, 420805, 2038445, 2853823, 4484579, 14269115, 22422895, 31392053, 156960265]

約数ペア:

[(1, 156960265), (5, 31392053), (7, 22422895), (11, 14269115), (35, 4484579), (55, 2853823), (77, 2038445), (373, 420805), (385, 407689), (1093, 143605), (1865, 84161), (2611, 60115), (4103, 38255), (5465, 28721), (7651, 20515), (12023, 13055)]