138030975

素因数分解:

$3^2\times 5^2\times {\mathrm{613471}}^1$

素因数の和:613487

約数の個数: 18

約数和(自身を含む): 247229216

約数和(自身を除く): 109198241

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 613471, 1840413, 3067355, 5521239, 9202065, 15336775, 27606195, 46010325, 138030975]

約数ペア:

[(1, 138030975), (3, 46010325), (5, 27606195), (9, 15336775), (15, 9202065), (25, 5521239), (45, 3067355), (75, 1840413), (225, 613471)]