1639872837

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{23369}}^1$

素因数の和:23514

約数の個数: 32

約数和(自身を含む): 2557612800

約数和(自身を除く): 917739963

約数列:

[1, 3, 9, 23, 27, 69, 113, 207, 339, 621, 1017, 2599, 3051, 7797, 23369, 23391, 70107, 70173, 210321, 537487, 630963, 1612461, 2640697, 4837383, 7922091, 14512149, 23766273, 60736031, 71298819, 182208093, 546624279, 1639872837]

約数ペア:

[(1, 1639872837), (3, 546624279), (9, 182208093), (23, 71298819), (27, 60736031), (69, 23766273), (113, 14512149), (207, 7922091), (339, 4837383), (621, 2640697), (1017, 1612461), (2599, 630963), (3051, 537487), (7797, 210321), (23369, 70173), (23391, 70107)]