9813975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 17498880

約数和(自身を除く): 7684905

約数列:

[1, 3, 5, 15, 19, 25, 57, 71, 75, 95, 97, 213, 285, 291, 355, 475, 485, 1065, 1349, 1425, 1455, 1775, 1843, 2425, 4047, 5325, 5529, 6745, 6887, 7275, 9215, 20235, 20661, 27645, 33725, 34435, 46075, 101175, 103305, 130853, 138225, 172175, 392559, 516525, 654265, 1962795, 3271325, 9813975]

約数ペア:

[(1, 9813975), (3, 3271325), (5, 1962795), (15, 654265), (19, 516525), (25, 392559), (57, 172175), (71, 138225), (75, 130853), (95, 103305), (97, 101175), (213, 46075), (285, 34435), (291, 33725), (355, 27645), (475, 20661), (485, 20235), (1065, 9215), (1349, 7275), (1425, 6887), (1455, 6745), (1775, 5529), (1843, 5325), (2425, 4047)]