222705

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{101}}^1$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 453492

約数和(自身を除く): 230787

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 101, 105, 147, 245, 303, 315, 441, 505, 707, 735, 909, 1515, 2121, 2205, 3535, 4545, 4949, 6363, 10605, 14847, 24745, 31815, 44541, 74235, 222705]

約数ペア:

[(1, 222705), (3, 74235), (5, 44541), (7, 31815), (9, 24745), (15, 14847), (21, 10605), (35, 6363), (45, 4949), (49, 4545), (63, 3535), (101, 2205), (105, 2121), (147, 1515), (245, 909), (303, 735), (315, 707), (441, 505)]