78880646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{997}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 135807840

約数和(自身を除く): 56927194

約数列:

[1, 2, 13, 17, 26, 34, 179, 221, 358, 442, 997, 1994, 2327, 3043, 4654, 6086, 12961, 16949, 25922, 33898, 39559, 79118, 178463, 220337, 356926, 440674, 2320019, 3033871, 4640038, 6067742, 39440323, 78880646]

約数ペア:

[(1, 78880646), (2, 39440323), (13, 6067742), (17, 4640038), (26, 3033871), (34, 2320019), (179, 440674), (221, 356926), (358, 220337), (442, 178463), (997, 79118), (1994, 39559), (2327, 33898), (3043, 25922), (4654, 16949), (6086, 12961)]