12780378

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{54617}}^1$

素因数の和:54638

約数の個数: 24

約数和(自身を含む): 29821428

約数和(自身を除く): 17041050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 54617, 109234, 163851, 327702, 491553, 710021, 983106, 1420042, 2130063, 4260126, 6390189, 12780378]

約数ペア:

[(1, 12780378), (2, 6390189), (3, 4260126), (6, 2130063), (9, 1420042), (13, 983106), (18, 710021), (26, 491553), (39, 327702), (78, 163851), (117, 109234), (234, 54617)]