69978076

素因数分解:

$2^2\times 7^2\times {\mathrm{357031}}^1$

素因数の和:357049

約数の個数: 18

約数和(自身を含む): 142455768

約数和(自身を除く): 72477692

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 357031, 714062, 1428124, 2499217, 4998434, 9996868, 17494519, 34989038, 69978076]

約数ペア:

[(1, 69978076), (2, 34989038), (4, 17494519), (7, 9996868), (14, 4998434), (28, 2499217), (49, 1428124), (98, 714062), (196, 357031)]