890334285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{8707}}^1$

素因数の和:9133

約数の個数: 32

約数和(自身を含む): 1512266112

約数和(自身を除く): 621931827

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 401, 1203, 2005, 6015, 6817, 8707, 20451, 26121, 34085, 43535, 102255, 130605, 148019, 444057, 740095, 2220285, 3491507, 10474521, 17457535, 52372605, 59355619, 178066857, 296778095, 890334285]

約数ペア:

[(1, 890334285), (3, 296778095), (5, 178066857), (15, 59355619), (17, 52372605), (51, 17457535), (85, 10474521), (255, 3491507), (401, 2220285), (1203, 740095), (2005, 444057), (6015, 148019), (6817, 130605), (8707, 102255), (20451, 43535), (26121, 34085)]