3964995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 7480512

約数和(自身を除く): 3515517

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 73, 85, 153, 213, 219, 255, 355, 365, 639, 657, 765, 1065, 1095, 1207, 1241, 3195, 3285, 3621, 3723, 5183, 6035, 6205, 10863, 11169, 15549, 18105, 18615, 25915, 46647, 54315, 55845, 77745, 88111, 233235, 264333, 440555, 792999, 1321665, 3964995]

約数ペア:

[(1, 3964995), (3, 1321665), (5, 792999), (9, 440555), (15, 264333), (17, 233235), (45, 88111), (51, 77745), (71, 55845), (73, 54315), (85, 46647), (153, 25915), (213, 18615), (219, 18105), (255, 15549), (355, 11169), (365, 10863), (639, 6205), (657, 6035), (765, 5183), (1065, 3723), (1095, 3621), (1207, 3285), (1241, 3195)]