291238974

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1244611}}^1$

素因数の和:1244632

約数の個数: 24

約数和(自身を含む): 679558152

約数和(自身を除く): 388319178

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1244611, 2489222, 3733833, 7467666, 11201499, 16179943, 22402998, 32359886, 48539829, 97079658, 145619487, 291238974]

約数ペア:

[(1, 291238974), (2, 145619487), (3, 97079658), (6, 48539829), (9, 32359886), (13, 22402998), (18, 16179943), (26, 11201499), (39, 7467666), (78, 3733833), (117, 2489222), (234, 1244611)]