7528131

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 12291552

約数和(自身を除く): 4763421

約数列:

[1, 3, 9, 13, 37, 39, 47, 111, 117, 141, 333, 423, 481, 611, 1369, 1443, 1739, 1833, 4107, 4329, 5217, 5499, 12321, 15651, 17797, 22607, 53391, 64343, 67821, 160173, 193029, 203463, 579087, 836459, 2509377, 7528131]

約数ペア:

[(1, 7528131), (3, 2509377), (9, 836459), (13, 579087), (37, 203463), (39, 193029), (47, 160173), (111, 67821), (117, 64343), (141, 53391), (333, 22607), (423, 17797), (481, 15651), (611, 12321), (1369, 5499), (1443, 5217), (1739, 4329), (1833, 4107)]