221475495

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{2029}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 374169600

約数和(自身を除く): 152694105

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 383, 1149, 1915, 2029, 5745, 6087, 7277, 10145, 21831, 30435, 36385, 38551, 109155, 115653, 192755, 578265, 777107, 2331321, 3885535, 11656605, 14765033, 44295099, 73825165, 221475495]

約数ペア:

[(1, 221475495), (3, 73825165), (5, 44295099), (15, 14765033), (19, 11656605), (57, 3885535), (95, 2331321), (285, 777107), (383, 578265), (1149, 192755), (1915, 115653), (2029, 109155), (5745, 38551), (6087, 36385), (7277, 30435), (10145, 21831)]