16870815

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9613}}^1$

素因数の和:9640

約数の個数: 32

約数和(自身を含む): 32303040

約数和(自身を除く): 15432225

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 9613, 28839, 48065, 86517, 124969, 144195, 259551, 374907, 432585, 624845, 1124721, 1297755, 1874535, 3374163, 5623605, 16870815]

約数ペア:

[(1, 16870815), (3, 5623605), (5, 3374163), (9, 1874535), (13, 1297755), (15, 1124721), (27, 624845), (39, 432585), (45, 374907), (65, 259551), (117, 144195), (135, 124969), (195, 86517), (351, 48065), (585, 28839), (1755, 9613)]