331388915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{14951}}^1$

素因数の和:15011

約数の個数: 32

約数和(自身を含む): 482291712

約数和(自身を除く): 150902797

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 715, 1705, 2015, 4433, 14951, 22165, 74755, 164461, 194363, 463481, 822305, 971815, 2137993, 2317405, 5098291, 6025253, 10689965, 25491455, 30126265, 66277783, 331388915]

約数ペア:

[(1, 331388915), (5, 66277783), (11, 30126265), (13, 25491455), (31, 10689965), (55, 6025253), (65, 5098291), (143, 2317405), (155, 2137993), (341, 971815), (403, 822305), (715, 463481), (1705, 194363), (2015, 164461), (4433, 74755), (14951, 22165)]