81584492

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{2857}}^1$

素因数の和:2942

約数の個数: 36

約数和(自身を含む): 159647880

約数和(自身を除く): 78063388

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 121, 236, 242, 484, 649, 1298, 2596, 2857, 5714, 7139, 11428, 14278, 28556, 31427, 62854, 125708, 168563, 337126, 345697, 674252, 691394, 1382788, 1854193, 3708386, 7416772, 20396123, 40792246, 81584492]

約数ペア:

[(1, 81584492), (2, 40792246), (4, 20396123), (11, 7416772), (22, 3708386), (44, 1854193), (59, 1382788), (118, 691394), (121, 674252), (236, 345697), (242, 337126), (484, 168563), (649, 125708), (1298, 62854), (2596, 31427), (2857, 28556), (5714, 14278), (7139, 11428)]