85255455

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1009}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 140785920

約数和(自身を除く): 55530465

約数列:

[1, 3, 5, 15, 43, 129, 131, 215, 393, 645, 655, 1009, 1965, 3027, 5045, 5633, 15135, 16899, 28165, 43387, 84495, 130161, 132179, 216935, 396537, 650805, 660895, 1982685, 5683697, 17051091, 28418485, 85255455]

約数ペア:

[(1, 85255455), (3, 28418485), (5, 17051091), (15, 5683697), (43, 1982685), (129, 660895), (131, 650805), (215, 396537), (393, 216935), (645, 132179), (655, 130161), (1009, 84495), (1965, 43387), (3027, 28165), (5045, 16899), (5633, 15135)]