1639201431

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{11311}}^1$

素因数の和:11491

約数の個数: 32

約数和(自身を含む): 2559950848

約数和(自身を除く): 920749417

約数列:

[1, 3, 7, 21, 67, 103, 201, 309, 469, 721, 1407, 2163, 6901, 11311, 20703, 33933, 48307, 79177, 144921, 237531, 757837, 1165033, 2273511, 3495099, 5304859, 8155231, 15914577, 24465693, 78057211, 234171633, 546400477, 1639201431]

約数ペア:

[(1, 1639201431), (3, 546400477), (7, 234171633), (21, 78057211), (67, 24465693), (103, 15914577), (201, 8155231), (309, 5304859), (469, 3495099), (721, 2273511), (1407, 1165033), (2163, 757837), (6901, 237531), (11311, 144921), (20703, 79177), (33933, 48307)]