1998045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6343}}^1$

素因数の和:6361

約数の個数: 24

約数和(自身を含む): 3958656

約数和(自身を除く): 1960611

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6343, 19029, 31715, 44401, 57087, 95145, 133203, 222005, 285435, 399609, 666015, 1998045]

約数ペア:

[(1, 1998045), (3, 666015), (5, 399609), (7, 285435), (9, 222005), (15, 133203), (21, 95145), (35, 57087), (45, 44401), (63, 31715), (105, 19029), (315, 6343)]