91215861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 141447168

約数和(自身を除く): 50231307

約数列:

[1, 3, 11, 23, 33, 47, 69, 141, 253, 517, 759, 1081, 1551, 2557, 3243, 7671, 11891, 28127, 35673, 58811, 84381, 120179, 176433, 360537, 646921, 1321969, 1940763, 2764117, 3965907, 8292351, 30405287, 91215861]

約数ペア:

[(1, 91215861), (3, 30405287), (11, 8292351), (23, 3965907), (33, 2764117), (47, 1940763), (69, 1321969), (141, 646921), (253, 360537), (517, 176433), (759, 120179), (1081, 84381), (1551, 58811), (2557, 35673), (3243, 28127), (7671, 11891)]