231640245

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2833}}^1$

素因数の和:2946

約数の個数: 48

約数和(自身を含む): 424419840

約数和(自身を除く): 192779595

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 79, 115, 207, 237, 345, 395, 711, 1035, 1185, 1817, 2833, 3555, 5451, 8499, 9085, 14165, 16353, 25497, 27255, 42495, 65159, 81765, 127485, 195477, 223807, 325795, 586431, 671421, 977385, 1119035, 2014263, 2932155, 3357105, 5147561, 10071315, 15442683, 25737805, 46328049, 77213415, 231640245]

約数ペア:

[(1, 231640245), (3, 77213415), (5, 46328049), (9, 25737805), (15, 15442683), (23, 10071315), (45, 5147561), (69, 3357105), (79, 2932155), (115, 2014263), (207, 1119035), (237, 977385), (345, 671421), (395, 586431), (711, 325795), (1035, 223807), (1185, 195477), (1817, 127485), (2833, 81765), (3555, 65159), (5451, 42495), (8499, 27255), (9085, 25497), (14165, 16353)]