213547579

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{2699}}^1$

素因数の和:2922

約数の個数: 16

約数和(自身を含む): 248832000

約数和(自身を除く): 35284421

約数列:

[1, 7, 89, 127, 623, 889, 2699, 11303, 18893, 79121, 240211, 342773, 1681477, 2399411, 30506797, 213547579]

約数ペア:

[(1, 213547579), (7, 30506797), (89, 2399411), (127, 1681477), (623, 342773), (889, 240211), (2699, 79121), (11303, 18893)]