38991855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5087}}^1$

素因数の和:5175

約数の個数: 32

約数和(自身を含む): 72290304

約数和(自身を除く): 33298449

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 5087, 7665, 15261, 25435, 35609, 76305, 106827, 178045, 371351, 534135, 1114053, 1856755, 2599457, 5570265, 7798371, 12997285, 38991855]

約数ペア:

[(1, 38991855), (3, 12997285), (5, 7798371), (7, 5570265), (15, 2599457), (21, 1856755), (35, 1114053), (73, 534135), (105, 371351), (219, 178045), (365, 106827), (511, 76305), (1095, 35609), (1533, 25435), (2555, 15261), (5087, 7665)]