127939905

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3067}}^1$

素因数の和:3187

約数の個数: 40

約数和(自身を含む): 231646272

約数和(自身を除く): 103706367

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 309, 405, 515, 927, 1545, 2781, 3067, 4635, 8343, 9201, 13905, 15335, 27603, 41715, 46005, 82809, 138015, 248427, 315901, 414045, 947703, 1242135, 1579505, 2843109, 4738515, 8529327, 14215545, 25587981, 42646635, 127939905]

約数ペア:

[(1, 127939905), (3, 42646635), (5, 25587981), (9, 14215545), (15, 8529327), (27, 4738515), (45, 2843109), (81, 1579505), (103, 1242135), (135, 947703), (309, 414045), (405, 315901), (515, 248427), (927, 138015), (1545, 82809), (2781, 46005), (3067, 41715), (4635, 27603), (8343, 15335), (9201, 13905)]