72642488

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{221471}}^1$

素因数の和:221518

約数の個数: 16

約数和(自身を含む): 139527360

約数和(自身を除く): 66884872

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 221471, 442942, 885884, 1771768, 9080311, 18160622, 36321244, 72642488]

約数ペア:

[(1, 72642488), (2, 36321244), (4, 18160622), (8, 9080311), (41, 1771768), (82, 885884), (164, 442942), (328, 221471)]