2118225

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 3567232

約数和(自身を除く): 1449007

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 463, 915, 1389, 1525, 2315, 4575, 6945, 11575, 28243, 34725, 84729, 141215, 423645, 706075, 2118225]

約数ペア:

[(1, 2118225), (3, 706075), (5, 423645), (15, 141215), (25, 84729), (61, 34725), (75, 28243), (183, 11575), (305, 6945), (463, 4575), (915, 2315), (1389, 1525)]