137970490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1971007}}^1$

素因数の和:1971021

約数の個数: 16

約数和(自身を含む): 283825152

約数和(自身を除く): 145854662

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1971007, 3942014, 9855035, 13797049, 19710070, 27594098, 68985245, 137970490]

約数ペア:

[(1, 137970490), (2, 68985245), (5, 27594098), (7, 19710070), (10, 13797049), (14, 9855035), (35, 3942014), (70, 1971007)]