64288665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{499}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 127920000

約数和(自身を除く): 63631335

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 409, 499, 1227, 1497, 2045, 2495, 2863, 3493, 3681, 4491, 6135, 7485, 8589, 10479, 14315, 17465, 18405, 22455, 25767, 31437, 42945, 52395, 128835, 157185, 204091, 612273, 1020455, 1428637, 1836819, 3061365, 4285911, 7143185, 9184095, 12857733, 21429555, 64288665]

約数ペア:

[(1, 64288665), (3, 21429555), (5, 12857733), (7, 9184095), (9, 7143185), (15, 4285911), (21, 3061365), (35, 1836819), (45, 1428637), (63, 1020455), (105, 612273), (315, 204091), (409, 157185), (499, 128835), (1227, 52395), (1497, 42945), (2045, 31437), (2495, 25767), (2863, 22455), (3493, 18405), (3681, 17465), (4491, 14315), (6135, 10479), (7485, 8589)]