68986323

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 60

約数和(自身を含む): 125408272

約数和(自身を除く): 56421949

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 289, 357, 421, 459, 567, 867, 1071, 1263, 1377, 2023, 2601, 2947, 3213, 3789, 6069, 7157, 7803, 8841, 9639, 11367, 18207, 21471, 23409, 26523, 34101, 50099, 54621, 64413, 79569, 121669, 150297, 163863, 193239, 238707, 365007, 450891, 579717, 851683, 1095021, 1352673, 2555049, 3285063, 4058019, 7665147, 9855189, 22995441, 68986323]

約数ペア:

[(1, 68986323), (3, 22995441), (7, 9855189), (9, 7665147), (17, 4058019), (21, 3285063), (27, 2555049), (51, 1352673), (63, 1095021), (81, 851683), (119, 579717), (153, 450891), (189, 365007), (289, 238707), (357, 193239), (421, 163863), (459, 150297), (567, 121669), (867, 79569), (1071, 64413), (1263, 54621), (1377, 50099), (2023, 34101), (2601, 26523), (2947, 23409), (3213, 21471), (3789, 18207), (6069, 11367), (7157, 9639), (7803, 8841)]