42278649

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{22621}}^1$

素因数の和:22720

約数の個数: 16

約数和(自身を含む): 65151360

約数和(自身を除く): 22872711

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 22621, 67863, 158347, 475041, 2013269, 6039807, 14092883, 42278649]

約数ペア:

[(1, 42278649), (3, 14092883), (7, 6039807), (21, 2013269), (89, 475041), (267, 158347), (623, 67863), (1869, 22621)]