42242895

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19973}}^1$

素因数の和:20031

約数の個数: 24

約数和(自身を含む): 74782656

約数和(自身を除く): 32539761

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 19973, 59919, 99865, 179757, 299595, 898785, 938731, 2816193, 4693655, 8448579, 14080965, 42242895]

約数ペア:

[(1, 42242895), (3, 14080965), (5, 8448579), (9, 4693655), (15, 2816193), (45, 938731), (47, 898785), (141, 299595), (235, 179757), (423, 99865), (705, 59919), (2115, 19973)]