28808241

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 48162816

約数和(自身を除く): 19354575

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 311, 401, 933, 1203, 2177, 2807, 3421, 4411, 6531, 8421, 10263, 13233, 23947, 30877, 71841, 92631, 124711, 374133, 872977, 1371821, 2618931, 4115463, 9602747, 28808241]

約数ペア:

[(1, 28808241), (3, 9602747), (7, 4115463), (11, 2618931), (21, 1371821), (33, 872977), (77, 374133), (231, 124711), (311, 92631), (401, 71841), (933, 30877), (1203, 23947), (2177, 13233), (2807, 10263), (3421, 8421), (4411, 6531)]