256988893954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{136069}}^1\times {\mathrm{4273}}^1$

素因数の和:140374

約数の個数: 32

約数和(自身を含む): 439661764080

約数和(自身を除く): 182672870126

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 4273, 8546, 55549, 72641, 111098, 136069, 145282, 272138, 944333, 1768897, 1888666, 2313173, 3537794, 4626346, 30071249, 60142498, 581422837, 1162845674, 7558496881, 9884188229, 15116993762, 19768376458, 128494446977, 256988893954]

約数ペア:

[(1, 256988893954), (2, 128494446977), (13, 19768376458), (17, 15116993762), (26, 9884188229), (34, 7558496881), (221, 1162845674), (442, 581422837), (4273, 60142498), (8546, 30071249), (55549, 4626346), (72641, 3537794), (111098, 2313173), (136069, 1888666), (145282, 1768897), (272138, 944333)]