81115778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{16561}}^1$

素因数の和:16673

約数の個数: 16

約数和(自身を含む): 127196160

約数和(自身を除く): 46080382

約数列:

[1, 2, 31, 62, 79, 158, 2449, 4898, 16561, 33122, 513391, 1026782, 1308319, 2616638, 40557889, 81115778]

約数ペア:

[(1, 81115778), (2, 40557889), (31, 2616638), (62, 1308319), (79, 1026782), (158, 513391), (2449, 33122), (4898, 16561)]