156943745

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1381}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 229257216

約数和(自身を除く): 72313471

約数列:

[1, 5, 7, 17, 35, 85, 119, 191, 595, 955, 1337, 1381, 3247, 6685, 6905, 9667, 16235, 22729, 23477, 48335, 113645, 117385, 164339, 263771, 821695, 1318855, 1846397, 4484107, 9231985, 22420535, 31388749, 156943745]

約数ペア:

[(1, 156943745), (5, 31388749), (7, 22420535), (17, 9231985), (35, 4484107), (85, 1846397), (119, 1318855), (191, 821695), (595, 263771), (955, 164339), (1337, 117385), (1381, 113645), (3247, 48335), (6685, 23477), (6905, 22729), (9667, 16235)]