145440675

素因数分解:

$3^2\times 5^2\times {\mathrm{646403}}^1$

素因数の和:646419

約数の個数: 18

約数和(自身を含む): 260500812

約数和(自身を除く): 115060137

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 646403, 1939209, 3232015, 5817627, 9696045, 16160075, 29088135, 48480225, 145440675]

約数ペア:

[(1, 145440675), (3, 48480225), (5, 29088135), (9, 16160075), (15, 9696045), (25, 5817627), (45, 3232015), (75, 1939209), (225, 646403)]