1347225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 2571264

約数和(自身を除く): 1224039

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 71, 75, 115, 165, 213, 253, 275, 345, 355, 575, 759, 781, 825, 1065, 1265, 1633, 1725, 1775, 2343, 3795, 3905, 4899, 5325, 6325, 8165, 11715, 17963, 18975, 19525, 24495, 40825, 53889, 58575, 89815, 122475, 269445, 449075, 1347225]

約数ペア:

[(1, 1347225), (3, 449075), (5, 269445), (11, 122475), (15, 89815), (23, 58575), (25, 53889), (33, 40825), (55, 24495), (69, 19525), (71, 18975), (75, 17963), (115, 11715), (165, 8165), (213, 6325), (253, 5325), (275, 4899), (345, 3905), (355, 3795), (575, 2343), (759, 1775), (781, 1725), (825, 1633), (1065, 1265)]