81419490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{904661}}^1$

素因数の和:904674

約数の個数: 24

約数和(自身を含む): 211690908

約数和(自身を除く): 130271418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 904661, 1809322, 2713983, 4523305, 5427966, 8141949, 9046610, 13569915, 16283898, 27139830, 40709745, 81419490]

約数ペア:

[(1, 81419490), (2, 40709745), (3, 27139830), (5, 16283898), (6, 13569915), (9, 9046610), (10, 8141949), (15, 5427966), (18, 4523305), (30, 2713983), (45, 1809322), (90, 904661)]