67815945

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 121822272

約数和(自身を除く): 54006327

約数列:

[1, 3, 5, 9, 15, 43, 45, 101, 129, 215, 303, 347, 387, 505, 645, 909, 1041, 1515, 1735, 1935, 3123, 4343, 4545, 5205, 13029, 14921, 15615, 21715, 35047, 39087, 44763, 65145, 74605, 105141, 134289, 175235, 195435, 223815, 315423, 525705, 671445, 1507021, 1577115, 4521063, 7535105, 13563189, 22605315, 67815945]

約数ペア:

[(1, 67815945), (3, 22605315), (5, 13563189), (9, 7535105), (15, 4521063), (43, 1577115), (45, 1507021), (101, 671445), (129, 525705), (215, 315423), (303, 223815), (347, 195435), (387, 175235), (505, 134289), (645, 105141), (909, 74605), (1041, 65145), (1515, 44763), (1735, 39087), (1935, 35047), (3123, 21715), (4343, 15615), (4545, 14921), (5205, 13029)]