1289235

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 2098080

約数和(自身を除く): 808845

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 1409, 4227, 7045, 21135, 85949, 257847, 429745, 1289235]

約数ペア:

[(1, 1289235), (3, 429745), (5, 257847), (15, 85949), (61, 21135), (183, 7045), (305, 4227), (915, 1409)]