15665914745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{11681}}^1$

素因数の和:12185

約数の個数: 32

約数和(自身を含む): 20724802560

約数和(自身を除く): 5058887815

約数列:

[1, 5, 13, 47, 65, 235, 439, 611, 2195, 3055, 5707, 11681, 20633, 28535, 58405, 103165, 151853, 268229, 549007, 759265, 1341145, 2745035, 5127959, 7137091, 25639795, 35685455, 66663467, 241014073, 333317335, 1205070365, 3133182949, 15665914745]

約数ペア:

[(1, 15665914745), (5, 3133182949), (13, 1205070365), (47, 333317335), (65, 241014073), (235, 66663467), (439, 35685455), (611, 25639795), (2195, 7137091), (3055, 5127959), (5707, 2745035), (11681, 1341145), (20633, 759265), (28535, 549007), (58405, 268229), (103165, 151853)]