4191225

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 7499520

約数和(自身を除く): 3308295

約数列:

[1, 3, 5, 15, 25, 29, 41, 47, 75, 87, 123, 141, 145, 205, 235, 435, 615, 705, 725, 1025, 1175, 1189, 1363, 1927, 2175, 3075, 3525, 3567, 4089, 5781, 5945, 6815, 9635, 17835, 20445, 28905, 29725, 34075, 48175, 55883, 89175, 102225, 144525, 167649, 279415, 838245, 1397075, 4191225]

約数ペア:

[(1, 4191225), (3, 1397075), (5, 838245), (15, 279415), (25, 167649), (29, 144525), (41, 102225), (47, 89175), (75, 55883), (87, 48175), (123, 34075), (141, 29725), (145, 28905), (205, 20445), (235, 17835), (435, 9635), (615, 6815), (705, 5945), (725, 5781), (1025, 4089), (1175, 3567), (1189, 3525), (1363, 3075), (1927, 2175)]