181855428

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1789}}^1$

素因数の和:2036

約数の個数: 48

約数和(自身を含む): 436645440

約数和(自身を除く): 254790012

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 197, 258, 394, 516, 591, 788, 1182, 1789, 2364, 3578, 5367, 7156, 8471, 10734, 16942, 21468, 25413, 33884, 50826, 76927, 101652, 153854, 230781, 307708, 352433, 461562, 704866, 923124, 1057299, 1409732, 2114598, 4229196, 15154619, 30309238, 45463857, 60618476, 90927714, 181855428]

約数ペア:

[(1, 181855428), (2, 90927714), (3, 60618476), (4, 45463857), (6, 30309238), (12, 15154619), (43, 4229196), (86, 2114598), (129, 1409732), (172, 1057299), (197, 923124), (258, 704866), (394, 461562), (516, 352433), (591, 307708), (788, 230781), (1182, 153854), (1789, 101652), (2364, 76927), (3578, 50826), (5367, 33884), (7156, 25413), (8471, 21468), (10734, 16942)]