128260215

素因数分解:

$3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{4517}}^1$

素因数の和:5159

約数の個数: 24

約数和(自身を含む): 222719328

約数和(自身を除く): 94459113

約数列:

[1, 3, 5, 9, 15, 45, 631, 1893, 3155, 4517, 5679, 9465, 13551, 22585, 28395, 40653, 67755, 203265, 2850227, 8550681, 14251135, 25652043, 42753405, 128260215]

約数ペア:

[(1, 128260215), (3, 42753405), (5, 25652043), (9, 14251135), (15, 8550681), (45, 2850227), (631, 203265), (1893, 67755), (3155, 40653), (4517, 28395), (5679, 22585), (9465, 13551)]