213683709

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 305958400

約数和(自身を除く): 92274691

約数列:

[1, 3, 19, 57, 109, 163, 211, 327, 489, 633, 2071, 3097, 4009, 6213, 9291, 12027, 17767, 22999, 34393, 53301, 68997, 103179, 337573, 436981, 653467, 1012719, 1310943, 1960401, 3748837, 11246511, 71227903, 213683709]

約数ペア:

[(1, 213683709), (3, 71227903), (19, 11246511), (57, 3748837), (109, 1960401), (163, 1310943), (211, 1012719), (327, 653467), (489, 436981), (633, 337573), (2071, 103179), (3097, 68997), (4009, 53301), (6213, 34393), (9291, 22999), (12027, 17767)]