30865289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 8970871

約数列:

[1, 7, 13, 37, 89, 91, 103, 259, 481, 623, 721, 1157, 1339, 3293, 3367, 3811, 8099, 9167, 9373, 23051, 26677, 42809, 49543, 64169, 119171, 299663, 339179, 346801, 834197, 2374253, 4409327, 30865289]

約数ペア:

[(1, 30865289), (7, 4409327), (13, 2374253), (37, 834197), (89, 346801), (91, 339179), (103, 299663), (259, 119171), (481, 64169), (623, 49543), (721, 42809), (1157, 26677), (1339, 23051), (3293, 9373), (3367, 9167), (3811, 8099)]