64818845

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3313}}^1$

素因数の和:3381

約数の個数: 32

約数和(自身を含む): 97988352

約数和(自身を除く): 33169507

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2795, 3313, 3913, 16565, 19565, 23191, 43069, 115955, 142459, 215345, 301483, 712295, 997213, 1507415, 1851967, 4986065, 9259835, 12963769, 64818845]

約数ペア:

[(1, 64818845), (5, 12963769), (7, 9259835), (13, 4986065), (35, 1851967), (43, 1507415), (65, 997213), (91, 712295), (215, 301483), (301, 215345), (455, 142459), (559, 115955), (1505, 43069), (2795, 23191), (3313, 19565), (3913, 16565)]