28646037

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3821}}^1$

素因数の和:3858

約数の個数: 36

約数和(自身を含む): 50977836

約数和(自身を除く): 22331799

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 3821, 7497, 11463, 26747, 34389, 64957, 80241, 187229, 194871, 240723, 454699, 561687, 584613, 1364097, 1685061, 3182893, 4092291, 9548679, 28646037]

約数ペア:

[(1, 28646037), (3, 9548679), (7, 4092291), (9, 3182893), (17, 1685061), (21, 1364097), (49, 584613), (51, 561687), (63, 454699), (119, 240723), (147, 194871), (153, 187229), (357, 80241), (441, 64957), (833, 34389), (1071, 26747), (2499, 11463), (3821, 7497)]