391432636

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{863}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 796594176

約数和(自身を除く): 405161540

約数列:

[1, 2, 4, 7, 14, 28, 97, 167, 194, 334, 388, 668, 679, 863, 1169, 1358, 1726, 2338, 2716, 3452, 4676, 6041, 12082, 16199, 24164, 32398, 64796, 83711, 113393, 144121, 167422, 226786, 288242, 334844, 453572, 576484, 585977, 1008847, 1171954, 2017694, 2343908, 4035388, 13979737, 27959474, 55918948, 97858159, 195716318, 391432636]

約数ペア:

[(1, 391432636), (2, 195716318), (4, 97858159), (7, 55918948), (14, 27959474), (28, 13979737), (97, 4035388), (167, 2343908), (194, 2017694), (334, 1171954), (388, 1008847), (668, 585977), (679, 576484), (863, 453572), (1169, 334844), (1358, 288242), (1726, 226786), (2338, 167422), (2716, 144121), (3452, 113393), (4676, 83711), (6041, 64796), (12082, 32398), (16199, 24164)]