22785

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1$

素因数の和:53

約数の個数: 24

約数和(自身を含む): 43776

約数和(自身を除く): 20991

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 105, 147, 155, 217, 245, 465, 651, 735, 1085, 1519, 3255, 4557, 7595, 22785]

約数ペア:

[(1, 22785), (3, 7595), (5, 4557), (7, 3255), (15, 1519), (21, 1085), (31, 735), (35, 651), (49, 465), (93, 245), (105, 217), (147, 155)]