61990173

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31741}}^1$

素因数の和:31785

約数の個数: 24

約数和(自身を含む): 105637376

約数和(自身を除く): 43647203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 31741, 95223, 222187, 285669, 666561, 983971, 1999683, 2951913, 6887797, 8855739, 20663391, 61990173]

約数ペア:

[(1, 61990173), (3, 20663391), (7, 8855739), (9, 6887797), (21, 2951913), (31, 1999683), (63, 983971), (93, 666561), (217, 285669), (279, 222187), (651, 95223), (1953, 31741)]