72589041

素因数分解:

$3^4\times 7^2\times {\mathrm{18289}}^1$

素因数の和:18315

約数の個数: 30

約数和(自身を含む): 126146130

約数和(自身を除く): 53557089

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 18289, 54867, 128023, 164601, 384069, 493803, 896161, 1152207, 1481409, 2688483, 3456621, 8065449, 10369863, 24196347, 72589041]

約数ペア:

[(1, 72589041), (3, 24196347), (7, 10369863), (9, 8065449), (21, 3456621), (27, 2688483), (49, 1481409), (63, 1152207), (81, 896161), (147, 493803), (189, 384069), (441, 164601), (567, 128023), (1323, 54867), (3969, 18289)]