23908815

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{1549}}^1$

素因数の和:1581

約数の個数: 48

約数和(自身を含む): 48360000

約数和(自身を除く): 24451185

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1549, 1715, 2205, 3087, 4647, 5145, 7745, 10843, 13941, 15435, 23235, 32529, 54215, 69705, 75901, 97587, 162645, 227703, 379505, 487935, 531307, 683109, 1138515, 1593921, 2656535, 3415545, 4781763, 7969605, 23908815]

約数ペア:

[(1, 23908815), (3, 7969605), (5, 4781763), (7, 3415545), (9, 2656535), (15, 1593921), (21, 1138515), (35, 683109), (45, 531307), (49, 487935), (63, 379505), (105, 227703), (147, 162645), (245, 97587), (315, 75901), (343, 69705), (441, 54215), (735, 32529), (1029, 23235), (1549, 15435), (1715, 13941), (2205, 10843), (3087, 7745), (4647, 5145)]