15339289

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 19756800

約数和(自身を除く): 4417511

約数列:

[1, 7, 19, 29, 41, 97, 133, 203, 287, 551, 679, 779, 1189, 1843, 2813, 3857, 3977, 5453, 8323, 12901, 19691, 22591, 27839, 53447, 75563, 115333, 158137, 374129, 528941, 807331, 2191327, 15339289]

約数ペア:

[(1, 15339289), (7, 2191327), (19, 807331), (29, 528941), (41, 374129), (97, 158137), (133, 115333), (203, 75563), (287, 53447), (551, 27839), (679, 22591), (779, 19691), (1189, 12901), (1843, 8323), (2813, 5453), (3857, 3977)]