78858417

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{727}}^1$

素因数の和:933

約数の個数: 32

約数和(自身を含む): 121605120

約数和(自身を除く): 42746703

約数列:

[1, 3, 11, 19, 33, 57, 173, 209, 519, 627, 727, 1903, 2181, 3287, 5709, 7997, 9861, 13813, 23991, 36157, 41439, 108471, 125771, 151943, 377313, 455829, 1383481, 2389649, 4150443, 7168947, 26286139, 78858417]

約数ペア:

[(1, 78858417), (3, 26286139), (11, 7168947), (19, 4150443), (33, 2389649), (57, 1383481), (173, 455829), (209, 377313), (519, 151943), (627, 125771), (727, 108471), (1903, 41439), (2181, 36157), (3287, 23991), (5709, 13813), (7997, 9861)]