214687515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{2437}}^1$

素因数の和:3291

約数の個数: 32

約数和(自身を含む): 393200640

約数和(自身を除く): 178513125

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 839, 2437, 2517, 4195, 5873, 7311, 12185, 12585, 17059, 17619, 29365, 36555, 51177, 85295, 88095, 255885, 2044643, 6133929, 10223215, 14312501, 30669645, 42937503, 71562505, 214687515]

約数ペア:

[(1, 214687515), (3, 71562505), (5, 42937503), (7, 30669645), (15, 14312501), (21, 10223215), (35, 6133929), (105, 2044643), (839, 255885), (2437, 88095), (2517, 85295), (4195, 51177), (5873, 36555), (7311, 29365), (12185, 17619), (12585, 17059)]