18280395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 36571392

約数和(自身を除く): 18290997

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 131, 315, 393, 443, 655, 917, 1179, 1329, 1965, 2215, 2751, 3101, 3987, 4585, 5895, 6645, 8253, 9303, 13755, 15505, 19935, 27909, 41265, 46515, 58033, 139545, 174099, 290165, 406231, 522297, 870495, 1218693, 2031155, 2611485, 3656079, 6093465, 18280395]

約数ペア:

[(1, 18280395), (3, 6093465), (5, 3656079), (7, 2611485), (9, 2031155), (15, 1218693), (21, 870495), (35, 522297), (45, 406231), (63, 290165), (105, 174099), (131, 139545), (315, 58033), (393, 46515), (443, 41265), (655, 27909), (917, 19935), (1179, 15505), (1329, 13755), (1965, 9303), (2215, 8253), (2751, 6645), (3101, 5895), (3987, 4585)]