149719275

素因数分解:

$3^2\times 5^2\times {\mathrm{665419}}^1$

素因数の和:665435

約数の個数: 18

約数和(自身を含む): 268164260

約数和(自身を除く): 118444985

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 665419, 1996257, 3327095, 5988771, 9981285, 16635475, 29943855, 49906425, 149719275]

約数ペア:

[(1, 149719275), (3, 49906425), (5, 29943855), (9, 16635475), (15, 9981285), (25, 5988771), (45, 3327095), (75, 1996257), (225, 665419)]