56819399

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 72836736

約数和(自身を除く): 16017337

約数列:

[1, 7, 13, 41, 91, 97, 157, 287, 533, 679, 1099, 1261, 2041, 3731, 3977, 6437, 8827, 14287, 15229, 27839, 45059, 51701, 83681, 106603, 197977, 361907, 585767, 624389, 1385839, 4370723, 8117057, 56819399]

約数ペア:

[(1, 56819399), (7, 8117057), (13, 4370723), (41, 1385839), (91, 624389), (97, 585767), (157, 361907), (287, 197977), (533, 106603), (679, 83681), (1099, 51701), (1261, 45059), (2041, 27839), (3731, 15229), (3977, 14287), (6437, 8827)]