7540169

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 10080000

約数和(自身を除く): 2539831

約数列:

[1, 7, 13, 19, 49, 89, 91, 133, 247, 343, 623, 637, 931, 1157, 1691, 1729, 4361, 4459, 6517, 8099, 11837, 12103, 21983, 30527, 56693, 82859, 84721, 153881, 396851, 580013, 1077167, 7540169]

約数ペア:

[(1, 7540169), (7, 1077167), (13, 580013), (19, 396851), (49, 153881), (89, 84721), (91, 82859), (133, 56693), (247, 30527), (343, 21983), (623, 12103), (637, 11837), (931, 8099), (1157, 6517), (1691, 4459), (1729, 4361)]