18233595

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 33546240

約数和(自身を除く): 15312645

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 79, 115, 207, 223, 237, 345, 395, 669, 711, 1035, 1115, 1185, 1817, 2007, 3345, 3555, 5129, 5451, 9085, 10035, 15387, 16353, 17617, 25645, 27255, 46161, 52851, 76935, 81765, 88085, 158553, 230805, 264255, 405191, 792765, 1215573, 2025955, 3646719, 6077865, 18233595]

約数ペア:

[(1, 18233595), (3, 6077865), (5, 3646719), (9, 2025955), (15, 1215573), (23, 792765), (45, 405191), (69, 264255), (79, 230805), (115, 158553), (207, 88085), (223, 81765), (237, 76935), (345, 52851), (395, 46161), (669, 27255), (711, 25645), (1035, 17617), (1115, 16353), (1185, 15387), (1817, 10035), (2007, 9085), (3345, 5451), (3555, 5129)]