1239365121

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{41549}}^1$

素因数の和:41776

約数の個数: 16

約数和(自身を含む): 1689921600

約数和(自身を除く): 450556479

約数列:

[1, 3, 61, 163, 183, 489, 9943, 29829, 41549, 124647, 2534489, 6772487, 7603467, 20317461, 413121707, 1239365121]

約数ペア:

[(1, 1239365121), (3, 413121707), (61, 20317461), (163, 7603467), (183, 6772487), (489, 2534489), (9943, 124647), (29829, 41549)]