2867895

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 5028192

約数和(自身を除く): 2160297

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 631, 909, 1515, 1893, 3155, 4545, 5679, 9465, 28395, 63731, 191193, 318655, 573579, 955965, 2867895]

約数ペア:

[(1, 2867895), (3, 955965), (5, 573579), (9, 318655), (15, 191193), (45, 63731), (101, 28395), (303, 9465), (505, 5679), (631, 4545), (909, 3155), (1515, 1893)]