13740505

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 18058968

約数和(自身を除く): 4318463

約数列:

[1, 5, 17, 37, 85, 185, 257, 289, 629, 1285, 1445, 3145, 4369, 9509, 10693, 21845, 47545, 53465, 74273, 161653, 371365, 808265, 2748101, 13740505]

約数ペア:

[(1, 13740505), (5, 2748101), (17, 808265), (37, 371365), (85, 161653), (185, 74273), (257, 53465), (289, 47545), (629, 21845), (1285, 10693), (1445, 9509), (3145, 4369)]