31139514

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4663}}^1$

素因数の和:4731

約数の個数: 48

約数和(自身を含む): 78579072

約数和(自身を除く): 47439558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3339, 4663, 6678, 9326, 13989, 27978, 32641, 41967, 65282, 83934, 97923, 195846, 247139, 293769, 494278, 587538, 741417, 1482834, 1729973, 2224251, 3459946, 4448502, 5189919, 10379838, 15569757, 31139514]

約数ペア:

[(1, 31139514), (2, 15569757), (3, 10379838), (6, 5189919), (7, 4448502), (9, 3459946), (14, 2224251), (18, 1729973), (21, 1482834), (42, 741417), (53, 587538), (63, 494278), (106, 293769), (126, 247139), (159, 195846), (318, 97923), (371, 83934), (477, 65282), (742, 41967), (954, 32641), (1113, 27978), (2226, 13989), (3339, 9326), (4663, 6678)]