40809465

素因数分解:

$3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1847}}^1$

素因数の和:2349

約数の個数: 24

約数和(自身を含む): 70918848

約数和(自身を除く): 30109383

約数列:

[1, 3, 5, 9, 15, 45, 491, 1473, 1847, 2455, 4419, 5541, 7365, 9235, 16623, 22095, 27705, 83115, 906877, 2720631, 4534385, 8161893, 13603155, 40809465]

約数ペア:

[(1, 40809465), (3, 13603155), (5, 8161893), (9, 4534385), (15, 2720631), (45, 906877), (491, 83115), (1473, 27705), (1847, 22095), (2455, 16623), (4419, 9235), (5541, 7365)]