7642978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 14054400

約数和(自身を除く): 6411422

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 487, 826, 974, 1121, 2242, 3409, 6818, 7847, 9253, 15694, 18506, 28733, 57466, 64771, 129542, 201131, 402262, 545927, 1091854, 3821489, 7642978]

約数ペア:

[(1, 7642978), (2, 3821489), (7, 1091854), (14, 545927), (19, 402262), (38, 201131), (59, 129542), (118, 64771), (133, 57466), (266, 28733), (413, 18506), (487, 15694), (826, 9253), (974, 7847), (1121, 6818), (2242, 3409)]