2427425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 4083072

約数和(自身を除く): 1655647

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 97, 143, 175, 275, 325, 385, 455, 485, 679, 715, 1001, 1067, 1261, 1925, 2275, 2425, 3395, 3575, 5005, 5335, 6305, 7469, 8827, 13871, 16975, 25025, 26675, 31525, 37345, 44135, 69355, 97097, 186725, 220675, 346775, 485485, 2427425]

約数ペア:

[(1, 2427425), (5, 485485), (7, 346775), (11, 220675), (13, 186725), (25, 97097), (35, 69355), (55, 44135), (65, 37345), (77, 31525), (91, 26675), (97, 25025), (143, 16975), (175, 13871), (275, 8827), (325, 7469), (385, 6305), (455, 5335), (485, 5005), (679, 3575), (715, 3395), (1001, 2425), (1067, 2275), (1261, 1925)]