478280397

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{13007}}^1$

素因数の和:13137

約数の個数: 32

約数和(自身を含む): 779231232

約数和(自身を除く): 300950835

約数列:

[1, 3, 7, 17, 21, 51, 103, 119, 309, 357, 721, 1751, 2163, 5253, 12257, 13007, 36771, 39021, 91049, 221119, 273147, 663357, 1339721, 1547833, 4019163, 4643499, 9378047, 22775257, 28134141, 68325771, 159426799, 478280397]

約数ペア:

[(1, 478280397), (3, 159426799), (7, 68325771), (17, 28134141), (21, 22775257), (51, 9378047), (103, 4643499), (119, 4019163), (309, 1547833), (357, 1339721), (721, 663357), (1751, 273147), (2163, 221119), (5253, 91049), (12257, 39021), (13007, 36771)]