31421404

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 66382848

約数和(自身を除く): 34961444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 97, 161, 194, 322, 388, 503, 644, 679, 1006, 1358, 2012, 2231, 2716, 3521, 4462, 7042, 8924, 11569, 14084, 15617, 23138, 31234, 46276, 48791, 62468, 80983, 97582, 161966, 195164, 323932, 341537, 683074, 1122193, 1366148, 2244386, 4488772, 7855351, 15710702, 31421404]

約数ペア:

[(1, 31421404), (2, 15710702), (4, 7855351), (7, 4488772), (14, 2244386), (23, 1366148), (28, 1122193), (46, 683074), (92, 341537), (97, 323932), (161, 195164), (194, 161966), (322, 97582), (388, 80983), (503, 62468), (644, 48791), (679, 46276), (1006, 31234), (1358, 23138), (2012, 15617), (2231, 14084), (2716, 11569), (3521, 8924), (4462, 7042)]