26738390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{381977}}^1$

素因数の和:381991

約数の個数: 16

約数和(自身を含む): 55004832

約数和(自身を除く): 28266442

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 381977, 763954, 1909885, 2673839, 3819770, 5347678, 13369195, 26738390]

約数ペア:

[(1, 26738390), (2, 13369195), (5, 5347678), (7, 3819770), (10, 2673839), (14, 1909885), (35, 763954), (70, 381977)]