71997639

素因数分解:

$3^1\times 7^1\times {\mathrm{1511}}^1\times {\mathrm{2269}}^1$

素因数の和:3790

約数の個数: 16

約数和(自身を含む): 109831680

約数和(自身を除く): 37834041

約数列:

[1, 3, 7, 21, 1511, 2269, 4533, 6807, 10577, 15883, 31731, 47649, 3428459, 10285377, 23999213, 71997639]

約数ペア:

[(1, 71997639), (3, 23999213), (7, 10285377), (21, 3428459), (1511, 47649), (2269, 31731), (4533, 15883), (6807, 10577)]