42520989

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{69821}}^1$

素因数の和:69860

約数の個数: 16

約数和(自身を含む): 67029120

約数和(自身を除く): 24508131

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 69821, 209463, 488747, 1466241, 2024809, 6074427, 14173663, 42520989]

約数ペア:

[(1, 42520989), (3, 14173663), (7, 6074427), (21, 2024809), (29, 1466241), (87, 488747), (203, 209463), (609, 69821)]