489671091

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{597889}}^1$

素因数の和:597915

約数の個数: 24

約数和(自身を含む): 870527840

約数和(自身を除く): 380856749

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 597889, 1793667, 4185223, 5381001, 7772557, 12555669, 23317671, 37667007, 54407899, 69953013, 163223697, 489671091]

約数ペア:

[(1, 489671091), (3, 163223697), (7, 69953013), (9, 54407899), (13, 37667007), (21, 23317671), (39, 12555669), (63, 7772557), (91, 5381001), (117, 4185223), (273, 1793667), (819, 597889)]