13051005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 25159680

約数和(自身を除く): 12108675

約数列:

[1, 3, 5, 11, 15, 19, 23, 33, 55, 57, 69, 95, 115, 165, 181, 209, 253, 285, 345, 437, 543, 627, 759, 905, 1045, 1265, 1311, 1991, 2185, 2715, 3135, 3439, 3795, 4163, 4807, 5973, 6555, 9955, 10317, 12489, 14421, 17195, 20815, 24035, 29865, 37829, 45793, 51585, 62445, 72105, 79097, 113487, 137379, 189145, 228965, 237291, 395485, 567435, 686895, 870067, 1186455, 2610201, 4350335, 13051005]

約数ペア:

[(1, 13051005), (3, 4350335), (5, 2610201), (11, 1186455), (15, 870067), (19, 686895), (23, 567435), (33, 395485), (55, 237291), (57, 228965), (69, 189145), (95, 137379), (115, 113487), (165, 79097), (181, 72105), (209, 62445), (253, 51585), (285, 45793), (345, 37829), (437, 29865), (543, 24035), (627, 20815), (759, 17195), (905, 14421), (1045, 12489), (1265, 10317), (1311, 9955), (1991, 6555), (2185, 5973), (2715, 4807), (3135, 4163), (3439, 3795)]