2721167004779

素因数分解:

${\mathrm{19}}^2\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1\times {\mathrm{521}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 2914305454080

約数和(自身を除く): 193138449301

約数列:

[1, 19, 191, 211, 359, 361, 521, 3629, 4009, 6821, 9899, 40301, 68569, 68951, 75749, 76171, 99511, 109931, 129599, 187039, 188081, 765719, 1302811, 1439231, 1890709, 2088689, 3553741, 14468059, 14548661, 20996821, 24753409, 27345389, 35724449, 35923471, 39465229, 39685091, 67521079, 274893121, 398939599, 678764531, 749839351, 5222969299, 7537858739, 7579852381, 12896526089, 14246947669, 143219316041, 2721167004779]

約数ペア:

[(1, 2721167004779), (19, 143219316041), (191, 14246947669), (211, 12896526089), (359, 7579852381), (361, 7537858739), (521, 5222969299), (3629, 749839351), (4009, 678764531), (6821, 398939599), (9899, 274893121), (40301, 67521079), (68569, 39685091), (68951, 39465229), (75749, 35923471), (76171, 35724449), (99511, 27345389), (109931, 24753409), (129599, 20996821), (187039, 14548661), (188081, 14468059), (765719, 3553741), (1302811, 2088689), (1439231, 1890709)]