1627720255

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{6277}}^1$

素因数の和:6559

約数の個数: 32

約数和(自身を含む): 2314321920

約数和(自身を除く): 686601665

約数列:

[1, 5, 7, 31, 35, 155, 217, 239, 1085, 1195, 1673, 6277, 7409, 8365, 31385, 37045, 43939, 51863, 194587, 219695, 259315, 972935, 1362109, 1500203, 6810545, 7501015, 10501421, 46506293, 52507105, 232531465, 325544051, 1627720255]

約数ペア:

[(1, 1627720255), (5, 325544051), (7, 232531465), (31, 52507105), (35, 46506293), (155, 10501421), (217, 7501015), (239, 6810545), (1085, 1500203), (1195, 1362109), (1673, 972935), (6277, 259315), (7409, 219695), (8365, 194587), (31385, 51863), (37045, 43939)]