15128964

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1973}}^1$

素因数の和:2057

約数の個数: 48

約数和(自身を含む): 39795840

約数和(自身を除く): 24666876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 1973, 2556, 3834, 3946, 5919, 7668, 7892, 11838, 17757, 23676, 35514, 53271, 71028, 106542, 140083, 213084, 280166, 420249, 560332, 840498, 1260747, 1680996, 2521494, 3782241, 5042988, 7564482, 15128964]

約数ペア:

[(1, 15128964), (2, 7564482), (3, 5042988), (4, 3782241), (6, 2521494), (9, 1680996), (12, 1260747), (18, 840498), (27, 560332), (36, 420249), (54, 280166), (71, 213084), (108, 140083), (142, 106542), (213, 71028), (284, 53271), (426, 35514), (639, 23676), (852, 17757), (1278, 11838), (1917, 7892), (1973, 7668), (2556, 5919), (3834, 3946)]