156640785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4507}}^1$

素因数の和:4853

約数の個数: 32

約数和(自身を含む): 287357952

約数和(自身を除く): 130717167

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 331, 993, 1655, 2317, 4507, 4965, 6951, 11585, 13521, 22535, 31549, 34755, 67605, 94647, 157745, 473235, 1491817, 4475451, 7459085, 10442719, 22377255, 31328157, 52213595, 156640785]

約数ペア:

[(1, 156640785), (3, 52213595), (5, 31328157), (7, 22377255), (15, 10442719), (21, 7459085), (35, 4475451), (105, 1491817), (331, 473235), (993, 157745), (1655, 94647), (2317, 67605), (4507, 34755), (4965, 31549), (6951, 22535), (11585, 13521)]