42990309

素因数分解:

$3^2\times {\mathrm{167}}^1\times {\mathrm{28603}}^1$

素因数の和:28776

約数の個数: 12

約数和(自身を含む): 62471136

約数和(自身を除く): 19480827

約数列:

[1, 3, 9, 167, 501, 1503, 28603, 85809, 257427, 4776701, 14330103, 42990309]

約数ペア:

[(1, 42990309), (3, 14330103), (9, 4776701), (167, 257427), (501, 85809), (1503, 28603)]