28998255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1229}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 54966240

約数和(自身を除く): 25967985

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 121, 143, 165, 195, 363, 429, 605, 715, 1229, 1573, 1815, 2145, 3687, 4719, 6145, 7865, 13519, 15977, 18435, 23595, 40557, 47931, 67595, 79885, 148709, 175747, 202785, 239655, 446127, 527241, 743545, 878735, 1933217, 2230635, 2636205, 5799651, 9666085, 28998255]

約数ペア:

[(1, 28998255), (3, 9666085), (5, 5799651), (11, 2636205), (13, 2230635), (15, 1933217), (33, 878735), (39, 743545), (55, 527241), (65, 446127), (121, 239655), (143, 202785), (165, 175747), (195, 148709), (363, 79885), (429, 67595), (605, 47931), (715, 40557), (1229, 23595), (1573, 18435), (1815, 15977), (2145, 13519), (3687, 7865), (4719, 6145)]