121951004

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{6991}}^1$

素因数の和:7098

約数の個数: 36

約数和(自身を含む): 251082720

約数和(自身を除く): 129131716

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1246, 2492, 4361, 6991, 8722, 13982, 17444, 27964, 48937, 97874, 195748, 342559, 622199, 685118, 1244398, 1370236, 2488796, 4355393, 8710786, 17421572, 30487751, 60975502, 121951004]

約数ペア:

[(1, 121951004), (2, 60975502), (4, 30487751), (7, 17421572), (14, 8710786), (28, 4355393), (49, 2488796), (89, 1370236), (98, 1244398), (178, 685118), (196, 622199), (356, 342559), (623, 195748), (1246, 97874), (2492, 48937), (4361, 27964), (6991, 17444), (8722, 13982)]