312635519

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 385351680

約数和(自身を除く): 72716161

約数列:

[1, 7, 19, 83, 127, 133, 223, 581, 889, 1561, 1577, 2413, 4237, 10541, 11039, 16891, 18509, 28321, 29659, 73787, 129563, 198247, 200279, 351671, 538099, 1401953, 2350643, 2461697, 3766693, 16454501, 44662217, 312635519]

約数ペア:

[(1, 312635519), (7, 44662217), (19, 16454501), (83, 3766693), (127, 2461697), (133, 2350643), (223, 1401953), (581, 538099), (889, 351671), (1561, 200279), (1577, 198247), (2413, 129563), (4237, 73787), (10541, 29659), (11039, 28321), (16891, 18509)]