1387657072

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{165829}}^1$

素因数の和:166360

約数の個数: 20

約数和(自身を含む): 2693742520

約数和(自身を除く): 1306085448

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 4184, 8368, 165829, 331658, 663316, 1326632, 2653264, 86728567, 173457134, 346914268, 693828536, 1387657072]

約数ペア:

[(1, 1387657072), (2, 693828536), (4, 346914268), (8, 173457134), (16, 86728567), (523, 2653264), (1046, 1326632), (2092, 663316), (4184, 331658), (8368, 165829)]