1983375

素因数分解:

$3^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 3747744

約数和(自身を除く): 1764369

約数列:

[1, 3, 5, 9, 15, 25, 41, 43, 45, 75, 123, 125, 129, 205, 215, 225, 369, 375, 387, 615, 645, 1025, 1075, 1125, 1763, 1845, 1935, 3075, 3225, 5125, 5289, 5375, 8815, 9225, 9675, 15375, 15867, 16125, 26445, 44075, 46125, 48375, 79335, 132225, 220375, 396675, 661125, 1983375]

約数ペア:

[(1, 1983375), (3, 661125), (5, 396675), (9, 220375), (15, 132225), (25, 79335), (41, 48375), (43, 46125), (45, 44075), (75, 26445), (123, 16125), (125, 15867), (129, 15375), (205, 9675), (215, 9225), (225, 8815), (369, 5375), (375, 5289), (387, 5125), (615, 3225), (645, 3075), (1025, 1935), (1075, 1845), (1125, 1763)]