123315110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1723}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 235719072

約数和(自身を除く): 112403962

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 421, 842, 1723, 2105, 3446, 4210, 7157, 8615, 14314, 17230, 29291, 35785, 58582, 71570, 146455, 292910, 725383, 1450766, 3626915, 7253830, 12331511, 24663022, 61657555, 123315110]

約数ペア:

[(1, 123315110), (2, 61657555), (5, 24663022), (10, 12331511), (17, 7253830), (34, 3626915), (85, 1450766), (170, 725383), (421, 292910), (842, 146455), (1723, 71570), (2105, 58582), (3446, 35785), (4210, 29291), (7157, 17230), (8615, 14314)]