257966804043

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{470417}}^1$

素因数の和:470588

約数の個数: 48

約数和(自身を含む): 414381807840

約数和(自身を除く): 156415003797

約数列:

[1, 3, 9, 13, 39, 43, 109, 117, 129, 327, 387, 559, 981, 1417, 1677, 4251, 4687, 5031, 12753, 14061, 42183, 60931, 182793, 470417, 548379, 1411251, 4233753, 6115421, 18346263, 20227931, 51275453, 55038789, 60683793, 153826359, 182051379, 262963103, 461479077, 666580889, 788889309, 1999742667, 2204844479, 2366667927, 5999228001, 6614533437, 19843600311, 28662978227, 85988934681, 257966804043]

約数ペア:

[(1, 257966804043), (3, 85988934681), (9, 28662978227), (13, 19843600311), (39, 6614533437), (43, 5999228001), (109, 2366667927), (117, 2204844479), (129, 1999742667), (327, 788889309), (387, 666580889), (559, 461479077), (981, 262963103), (1417, 182051379), (1677, 153826359), (4251, 60683793), (4687, 55038789), (5031, 51275453), (12753, 20227931), (14061, 18346263), (42183, 6115421), (60931, 4233753), (182793, 1411251), (470417, 548379)]