219225

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 376960

約数和(自身を除く): 157735

約数列:

[1, 3, 5, 15, 25, 37, 75, 79, 111, 185, 237, 395, 555, 925, 1185, 1975, 2775, 2923, 5925, 8769, 14615, 43845, 73075, 219225]

約数ペア:

[(1, 219225), (3, 73075), (5, 43845), (15, 14615), (25, 8769), (37, 5925), (75, 2923), (79, 2775), (111, 1975), (185, 1185), (237, 925), (395, 555)]