28702443

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7309}}^1$

素因数の和:7347

約数の個数: 32

約数和(自身を含む): 50526720

約数和(自身を除く): 21824277

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 7309, 21927, 51163, 80399, 124253, 153489, 241197, 372759, 562793, 869771, 1366783, 1688379, 2609313, 4100349, 9567481, 28702443]

約数ペア:

[(1, 28702443), (3, 9567481), (7, 4100349), (11, 2609313), (17, 1688379), (21, 1366783), (33, 869771), (51, 562793), (77, 372759), (119, 241197), (187, 153489), (231, 124253), (357, 80399), (561, 51163), (1309, 21927), (3927, 7309)]