12919305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3001}}^1$

素因数の和:3057

約数の個数: 32

約数和(自身を含む): 24208128

約数和(自身を除く): 11288823

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 3001, 4305, 9003, 15005, 21007, 45015, 63021, 105035, 123041, 315105, 369123, 615205, 861287, 1845615, 2583861, 4306435, 12919305]

約数ペア:

[(1, 12919305), (3, 4306435), (5, 2583861), (7, 1845615), (15, 861287), (21, 615205), (35, 369123), (41, 315105), (105, 123041), (123, 105035), (205, 63021), (287, 45015), (615, 21007), (861, 15005), (1435, 9003), (3001, 4305)]