200898315

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 356896800

約数和(自身を除く): 155998485

約数列:

[1, 3, 5, 9, 15, 45, 61, 163, 183, 305, 449, 489, 549, 815, 915, 1347, 1467, 2245, 2445, 2745, 4041, 6735, 7335, 9943, 20205, 27389, 29829, 49715, 73187, 82167, 89487, 136945, 149145, 219561, 246501, 365935, 410835, 447435, 658683, 1097805, 1232505, 3293415, 4464407, 13393221, 22322035, 40179663, 66966105, 200898315]

約数ペア:

[(1, 200898315), (3, 66966105), (5, 40179663), (9, 22322035), (15, 13393221), (45, 4464407), (61, 3293415), (163, 1232505), (183, 1097805), (305, 658683), (449, 447435), (489, 410835), (549, 365935), (815, 246501), (915, 219561), (1347, 149145), (1467, 136945), (2245, 89487), (2445, 82167), (2745, 73187), (4041, 49715), (6735, 29829), (7335, 27389), (9943, 20205)]