13271253

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 19906560

約数和(自身を除く): 6635307

約数列:

[1, 3, 19, 23, 53, 57, 69, 159, 191, 437, 573, 1007, 1219, 1311, 3021, 3629, 3657, 4393, 10123, 10887, 13179, 23161, 30369, 69483, 83467, 192337, 232829, 250401, 577011, 698487, 4423751, 13271253]

約数ペア:

[(1, 13271253), (3, 4423751), (19, 698487), (23, 577011), (53, 250401), (57, 232829), (69, 192337), (159, 83467), (191, 69483), (437, 30369), (573, 23161), (1007, 13179), (1219, 10887), (1311, 10123), (3021, 4393), (3629, 3657)]