78217290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{869081}}^1$

素因数の和:869094

約数の個数: 24

約数和(自身を含む): 203365188

約数和(自身を除く): 125147898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 869081, 1738162, 2607243, 4345405, 5214486, 7821729, 8690810, 13036215, 15643458, 26072430, 39108645, 78217290]

約数ペア:

[(1, 78217290), (2, 39108645), (3, 26072430), (5, 15643458), (6, 13036215), (9, 8690810), (10, 7821729), (15, 5214486), (18, 4345405), (30, 2607243), (45, 1738162), (90, 869081)]