641316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4131

約数の個数: 24

約数和(自身を含む): 1611904

約数和(自身を除く): 970588

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4111, 8222, 12333, 16444, 24666, 49332, 53443, 106886, 160329, 213772, 320658, 641316]

約数ペア:

[(1, 641316), (2, 320658), (3, 213772), (4, 160329), (6, 106886), (12, 53443), (13, 49332), (26, 24666), (39, 16444), (52, 12333), (78, 8222), (156, 4111)]