128311946

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{61511}}^1$

素因数の和:61669

約数の個数: 16

約数和(自身を含む): 221443200

約数和(自身を除く): 93131254

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 61511, 123022, 430577, 861154, 9165139, 18330278, 64155973, 128311946]

約数ペア:

[(1, 128311946), (2, 64155973), (7, 18330278), (14, 9165139), (149, 861154), (298, 430577), (1043, 123022), (2086, 61511)]