197673196

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 405299776

約数和(自身を除く): 207626580

約数列:

[1, 2, 4, 7, 14, 28, 73, 97, 146, 194, 292, 388, 511, 679, 997, 1022, 1358, 1994, 2044, 2716, 3988, 6979, 7081, 13958, 14162, 27916, 28324, 49567, 72781, 96709, 99134, 145562, 193418, 198268, 291124, 386836, 509467, 676963, 1018934, 1353926, 2037868, 2707852, 7059757, 14119514, 28239028, 49418299, 98836598, 197673196]

約数ペア:

[(1, 197673196), (2, 98836598), (4, 49418299), (7, 28239028), (14, 14119514), (28, 7059757), (73, 2707852), (97, 2037868), (146, 1353926), (194, 1018934), (292, 676963), (388, 509467), (511, 386836), (679, 291124), (997, 198268), (1022, 193418), (1358, 145562), (1994, 99134), (2044, 96709), (2716, 72781), (3988, 49567), (6979, 28324), (7081, 27916), (13958, 14162)]