217601325

素因数分解:

$3^2\times 5^2\times {\mathrm{439}}^1\times {\mathrm{2203}}^1$

素因数の和:2658

約数の個数: 36

約数和(自身を含む): 390813280

約数和(自身を除く): 173211955

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 439, 1317, 2195, 2203, 3951, 6585, 6609, 10975, 11015, 19755, 19827, 32925, 33045, 55075, 98775, 99135, 165225, 495675, 967117, 2901351, 4835585, 8704053, 14506755, 24177925, 43520265, 72533775, 217601325]

約数ペア:

[(1, 217601325), (3, 72533775), (5, 43520265), (9, 24177925), (15, 14506755), (25, 8704053), (45, 4835585), (75, 2901351), (225, 967117), (439, 495675), (1317, 165225), (2195, 99135), (2203, 98775), (3951, 55075), (6585, 33045), (6609, 32925), (10975, 19827), (11015, 19755)]