138090970

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{260549}}^1$

素因数の和:260609

約数の個数: 16

約数和(自身を含む): 253254600

約数和(自身を除く): 115163630

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 260549, 521098, 1302745, 2605490, 13809097, 27618194, 69045485, 138090970]

約数ペア:

[(1, 138090970), (2, 69045485), (5, 27618194), (10, 13809097), (53, 2605490), (106, 1302745), (265, 521098), (530, 260549)]