81529018

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{2333}}^1$

素因数の和:2609

約数の個数: 16

約数和(自身を含む): 124271496

約数和(自身を除く): 42742478

約数列:

[1, 2, 101, 173, 202, 346, 2333, 4666, 17473, 34946, 235633, 403609, 471266, 807218, 40764509, 81529018]

約数ペア:

[(1, 81529018), (2, 40764509), (101, 807218), (173, 471266), (202, 403609), (346, 235633), (2333, 34946), (4666, 17473)]