3640221

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{3457}}^1$

素因数の和:3482

約数の個数: 20

約数和(自身を含む): 5857852

約数和(自身を除く): 2217631

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 3457, 10371, 31113, 44941, 93339, 134823, 280017, 404469, 1213407, 3640221]

約数ペア:

[(1, 3640221), (3, 1213407), (9, 404469), (13, 280017), (27, 134823), (39, 93339), (81, 44941), (117, 31113), (351, 10371), (1053, 3457)]