196391391

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8069}}^1$

素因数の和:8159

約数の個数: 32

約数和(自身を含む): 320217600

約数和(自身を除く): 123826209

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 1159, 1281, 3477, 8069, 8113, 24207, 24339, 56483, 153311, 169449, 459933, 492209, 1073177, 1476627, 3219531, 3445463, 9351971, 10336389, 28055913, 65463797, 196391391]

約数ペア:

[(1, 196391391), (3, 65463797), (7, 28055913), (19, 10336389), (21, 9351971), (57, 3445463), (61, 3219531), (133, 1476627), (183, 1073177), (399, 492209), (427, 459933), (1159, 169449), (1281, 153311), (3477, 56483), (8069, 24339), (8113, 24207)]