398996906

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12763}}^1$

素因数の和:12819

約数の個数: 48

約数和(自身を含む): 785751840

約数和(自身を除く): 386754934

約数列:

[1, 2, 7, 11, 14, 22, 29, 49, 58, 77, 98, 154, 203, 319, 406, 539, 638, 1078, 1421, 2233, 2842, 4466, 12763, 15631, 25526, 31262, 89341, 140393, 178682, 280786, 370127, 625387, 740254, 982751, 1250774, 1965502, 2590889, 4071397, 5181778, 6879257, 8142794, 13758514, 18136223, 28499779, 36272446, 56999558, 199498453, 398996906]

約数ペア:

[(1, 398996906), (2, 199498453), (7, 56999558), (11, 36272446), (14, 28499779), (22, 18136223), (29, 13758514), (49, 8142794), (58, 6879257), (77, 5181778), (98, 4071397), (154, 2590889), (203, 1965502), (319, 1250774), (406, 982751), (539, 740254), (638, 625387), (1078, 370127), (1421, 280786), (2233, 178682), (2842, 140393), (4466, 89341), (12763, 31262), (15631, 25526)]