3075215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 4826304

約数和(自身を除く): 1751089

約数列:

[1, 5, 11, 13, 17, 23, 55, 65, 85, 115, 121, 143, 187, 221, 253, 299, 391, 605, 715, 935, 1105, 1265, 1495, 1573, 1955, 2057, 2431, 2783, 3289, 4301, 5083, 7865, 10285, 12155, 13915, 16445, 21505, 25415, 26741, 36179, 47311, 55913, 133705, 180895, 236555, 279565, 615043, 3075215]

約数ペア:

[(1, 3075215), (5, 615043), (11, 279565), (13, 236555), (17, 180895), (23, 133705), (55, 55913), (65, 47311), (85, 36179), (115, 26741), (121, 25415), (143, 21505), (187, 16445), (221, 13915), (253, 12155), (299, 10285), (391, 7865), (605, 5083), (715, 4301), (935, 3289), (1105, 2783), (1265, 2431), (1495, 2057), (1573, 1955)]