1661568975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{61031}}^1$

素因数の和:61069

約数の個数: 54

約数和(自身を含む): 3271254168

約数和(自身を除く): 1609685193

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 121, 165, 225, 275, 363, 495, 605, 825, 1089, 1815, 2475, 3025, 5445, 9075, 27225, 61031, 183093, 305155, 549279, 671341, 915465, 1525775, 2014023, 2746395, 3356705, 4577325, 6042069, 7384751, 10070115, 13731975, 16783525, 22154253, 30210345, 36923755, 50350575, 66462759, 110771265, 151051725, 184618775, 332313795, 553856325, 1661568975]

約数ペア:

[(1, 1661568975), (3, 553856325), (5, 332313795), (9, 184618775), (11, 151051725), (15, 110771265), (25, 66462759), (33, 50350575), (45, 36923755), (55, 30210345), (75, 22154253), (99, 16783525), (121, 13731975), (165, 10070115), (225, 7384751), (275, 6042069), (363, 4577325), (495, 3356705), (605, 2746395), (825, 2014023), (1089, 1525775), (1815, 915465), (2475, 671341), (3025, 549279), (5445, 305155), (9075, 183093), (27225, 61031)]