291268276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{329489}}^1$

素因数の和:329523

約数の個数: 24

約数和(自身を含む): 581220360

約数和(自身を除く): 289952084

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 329489, 658978, 1317956, 4283357, 5601313, 8566714, 11202626, 17133428, 22405252, 72817069, 145634138, 291268276]

約数ペア:

[(1, 291268276), (2, 145634138), (4, 72817069), (13, 22405252), (17, 17133428), (26, 11202626), (34, 8566714), (52, 5601313), (68, 4283357), (221, 1317956), (442, 658978), (884, 329489)]