47908839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 79626240

約数和(自身を除く): 31717401

約数列:

[1, 3, 11, 17, 23, 33, 47, 51, 69, 79, 141, 187, 237, 253, 391, 517, 561, 759, 799, 869, 1081, 1173, 1343, 1551, 1817, 2397, 2607, 3243, 3713, 4029, 4301, 5451, 8789, 11139, 11891, 12903, 14773, 18377, 19987, 26367, 30889, 35673, 40843, 44319, 55131, 59961, 63121, 85399, 92667, 122529, 189363, 202147, 256197, 339779, 606441, 694331, 939389, 1019337, 1451783, 2082993, 2818167, 4355349, 15969613, 47908839]

約数ペア:

[(1, 47908839), (3, 15969613), (11, 4355349), (17, 2818167), (23, 2082993), (33, 1451783), (47, 1019337), (51, 939389), (69, 694331), (79, 606441), (141, 339779), (187, 256197), (237, 202147), (253, 189363), (391, 122529), (517, 92667), (561, 85399), (759, 63121), (799, 59961), (869, 55131), (1081, 44319), (1173, 40843), (1343, 35673), (1551, 30889), (1817, 26367), (2397, 19987), (2607, 18377), (3243, 14773), (3713, 12903), (4029, 11891), (4301, 11139), (5451, 8789)]