219311358

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{20161}}^1$

素因数の和:20217

約数の個数: 48

約数和(自身を含む): 524050704

約数和(自身を除く): 304739346

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 3626, 5439, 10878, 20161, 40322, 60483, 120966, 141127, 282254, 423381, 745957, 846762, 987889, 1491914, 1975778, 2237871, 2963667, 4475742, 5221699, 5927334, 10443398, 15665097, 31330194, 36551893, 73103786, 109655679, 219311358]

約数ペア:

[(1, 219311358), (2, 109655679), (3, 73103786), (6, 36551893), (7, 31330194), (14, 15665097), (21, 10443398), (37, 5927334), (42, 5221699), (49, 4475742), (74, 2963667), (98, 2237871), (111, 1975778), (147, 1491914), (222, 987889), (259, 846762), (294, 745957), (518, 423381), (777, 282254), (1554, 141127), (1813, 120966), (3626, 60483), (5439, 40322), (10878, 20161)]