202804815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{1289}}^1$

素因数の和:1931

約数の個数: 32

約数和(自身を含む): 344399040

約数和(自身を除く): 141594225

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 617, 1289, 1851, 3085, 3867, 6445, 9255, 10489, 19335, 21913, 31467, 52445, 65739, 109565, 157335, 328695, 795313, 2385939, 3976565, 11929695, 13520321, 40560963, 67601605, 202804815]

約数ペア:

[(1, 202804815), (3, 67601605), (5, 40560963), (15, 13520321), (17, 11929695), (51, 3976565), (85, 2385939), (255, 795313), (617, 328695), (1289, 157335), (1851, 109565), (3085, 65739), (3867, 52445), (6445, 31467), (9255, 21913), (10489, 19335)]