39954747

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{5783}}^1$

素因数の和:5847

約数の個数: 24

約数和(自身を含む): 63300096

約数和(自身を除く): 23345349

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 5783, 6909, 17349, 40481, 121443, 271801, 283367, 815403, 850101, 1902607, 5707821, 13318249, 39954747]

約数ペア:

[(1, 39954747), (3, 13318249), (7, 5707821), (21, 1902607), (47, 850101), (49, 815403), (141, 283367), (147, 271801), (329, 121443), (987, 40481), (2303, 17349), (5783, 6909)]