490495485

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{2657}}^1$

素因数の和:3093

約数の個数: 32

約数和(自身を含む): 812454912

約数和(自身を除く): 321959427

約数列:

[1, 3, 5, 15, 31, 93, 155, 397, 465, 1191, 1985, 2657, 5955, 7971, 12307, 13285, 36921, 39855, 61535, 82367, 184605, 247101, 411835, 1054829, 1235505, 3164487, 5274145, 15822435, 32699699, 98099097, 163498495, 490495485]

約数ペア:

[(1, 490495485), (3, 163498495), (5, 98099097), (15, 32699699), (31, 15822435), (93, 5274145), (155, 3164487), (397, 1235505), (465, 1054829), (1191, 411835), (1985, 247101), (2657, 184605), (5955, 82367), (7971, 61535), (12307, 39855), (13285, 36921)]