307831218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{30557}}^1$

素因数の和:30658

約数の個数: 32

約数和(自身を含む): 651252096

約数和(自身を除く): 343420878

約数列:

[1, 2, 3, 6, 23, 46, 69, 73, 138, 146, 219, 438, 1679, 3358, 5037, 10074, 30557, 61114, 91671, 183342, 702811, 1405622, 2108433, 2230661, 4216866, 4461322, 6691983, 13383966, 51305203, 102610406, 153915609, 307831218]

約数ペア:

[(1, 307831218), (2, 153915609), (3, 102610406), (6, 51305203), (23, 13383966), (46, 6691983), (69, 4461322), (73, 4216866), (138, 2230661), (146, 2108433), (219, 1405622), (438, 702811), (1679, 183342), (3358, 91671), (5037, 61114), (10074, 30557)]