81047854

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1\times {\mathrm{661}}^1$

素因数の和:1371

約数の個数: 16

約数和(自身を含む): 123163776

約数和(自身を除く): 42115922

約数列:

[1, 2, 101, 202, 607, 661, 1214, 1322, 61307, 66761, 122614, 133522, 401227, 802454, 40523927, 81047854]

約数ペア:

[(1, 81047854), (2, 40523927), (101, 802454), (202, 401227), (607, 133522), (661, 122614), (1214, 66761), (1322, 61307)]