2018603925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1721}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 3905640648

約数和(自身を除く): 1887036723

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 401, 585, 975, 1203, 1721, 2005, 2925, 3609, 5163, 5213, 6015, 8605, 10025, 15489, 15639, 18045, 22373, 25815, 26065, 30075, 43025, 46917, 67119, 77445, 78195, 90225, 111865, 129075, 130325, 201357, 234585, 335595, 387225, 390975, 559325, 690121, 1006785, 1172925, 1677975, 2070363, 3450605, 5033925, 6211089, 8971573, 10351815, 17253025, 26914719, 31055445, 44857865, 51759075, 80744157, 134573595, 155277225, 224289325, 403720785, 672867975, 2018603925]

約数ペア:

[(1, 2018603925), (3, 672867975), (5, 403720785), (9, 224289325), (13, 155277225), (15, 134573595), (25, 80744157), (39, 51759075), (45, 44857865), (65, 31055445), (75, 26914719), (117, 17253025), (195, 10351815), (225, 8971573), (325, 6211089), (401, 5033925), (585, 3450605), (975, 2070363), (1203, 1677975), (1721, 1172925), (2005, 1006785), (2925, 690121), (3609, 559325), (5163, 390975), (5213, 387225), (6015, 335595), (8605, 234585), (10025, 201357), (15489, 130325), (15639, 129075), (18045, 111865), (22373, 90225), (25815, 78195), (26065, 77445), (30075, 67119), (43025, 46917)]