1640596155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{17851}}^1$

素因数の和:18427

約数の個数: 32

約数和(自身を含む): 2868887808

約数和(自身を除く): 1228291653

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 557, 1671, 2785, 6127, 8355, 17851, 18381, 30635, 53553, 89255, 91905, 196361, 267765, 589083, 981805, 2945415, 9943007, 29829021, 49715035, 109373077, 149145105, 328119231, 546865385, 1640596155]

約数ペア:

[(1, 1640596155), (3, 546865385), (5, 328119231), (11, 149145105), (15, 109373077), (33, 49715035), (55, 29829021), (165, 9943007), (557, 2945415), (1671, 981805), (2785, 589083), (6127, 267765), (8355, 196361), (17851, 91905), (18381, 89255), (30635, 53553)]