156943971

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{17317}}^1$

素因数の和:17395

約数の個数: 24

約数和(自身を含む): 243144720

約数和(自身を除く): 86200749

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 3021, 9063, 17317, 51951, 155853, 329023, 917801, 987069, 2753403, 2961207, 8260209, 17438219, 52314657, 156943971]

約数ペア:

[(1, 156943971), (3, 52314657), (9, 17438219), (19, 8260209), (53, 2961207), (57, 2753403), (159, 987069), (171, 917801), (477, 329023), (1007, 155853), (3021, 51951), (9063, 17317)]