31337978

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 55036800

約数和(自身を除く): 23698822

約数列:

[1, 2, 7, 14, 83, 149, 166, 181, 298, 362, 581, 1043, 1162, 1267, 2086, 2534, 12367, 15023, 24734, 26969, 30046, 53938, 86569, 105161, 173138, 188783, 210322, 377566, 2238427, 4476854, 15668989, 31337978]

約数ペア:

[(1, 31337978), (2, 15668989), (7, 4476854), (14, 2238427), (83, 377566), (149, 210322), (166, 188783), (181, 173138), (298, 105161), (362, 86569), (581, 53938), (1043, 30046), (1162, 26969), (1267, 24734), (2086, 15023), (2534, 12367)]