13081089

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 21866112

約数和(自身を除く): 8785023

約数列:

[1, 3, 7, 21, 23, 49, 53, 69, 73, 147, 159, 161, 219, 371, 483, 511, 1113, 1127, 1219, 1533, 1679, 2597, 3381, 3577, 3657, 3869, 5037, 7791, 8533, 10731, 11607, 11753, 25599, 27083, 35259, 59731, 81249, 82271, 88987, 179193, 189581, 246813, 266961, 568743, 622909, 1868727, 4360363, 13081089]

約数ペア:

[(1, 13081089), (3, 4360363), (7, 1868727), (21, 622909), (23, 568743), (49, 266961), (53, 246813), (69, 189581), (73, 179193), (147, 88987), (159, 82271), (161, 81249), (219, 59731), (371, 35259), (483, 27083), (511, 25599), (1113, 11753), (1127, 11607), (1219, 10731), (1533, 8533), (1679, 7791), (2597, 5037), (3381, 3869), (3577, 3657)]