64185939

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:429

約数の個数: 40

約数和(自身を含む): 101198592

約数和(自身を除く): 37012653

約数列:

[1, 3, 9, 23, 27, 69, 81, 131, 207, 263, 393, 621, 789, 1179, 1863, 2367, 3013, 3537, 6049, 7101, 9039, 10611, 18147, 21303, 27117, 34453, 54441, 81351, 103359, 163323, 244053, 310077, 489969, 792419, 930231, 2377257, 2790693, 7131771, 21395313, 64185939]

約数ペア:

[(1, 64185939), (3, 21395313), (9, 7131771), (23, 2790693), (27, 2377257), (69, 930231), (81, 792419), (131, 489969), (207, 310077), (263, 244053), (393, 163323), (621, 103359), (789, 81351), (1179, 54441), (1863, 34453), (2367, 27117), (3013, 21303), (3537, 18147), (6049, 10611), (7101, 9039)]