81787579

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 87171840

約数和(自身を除く): 5384261

約数列:

[1, 31, 41, 229, 281, 1271, 7099, 8711, 9389, 11521, 64349, 291059, 357151, 1994819, 2638309, 81787579]

約数ペア:

[(1, 81787579), (31, 2638309), (41, 1994819), (229, 357151), (281, 291059), (1271, 64349), (7099, 11521), (8711, 9389)]