31793748

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 87141600

約数和(自身を除く): 55347852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 278, 294, 389, 417, 556, 588, 778, 834, 973, 1167, 1556, 1668, 1946, 2334, 2723, 2919, 3892, 4668, 5446, 5838, 6811, 8169, 10892, 11676, 13622, 16338, 19061, 20433, 27244, 32676, 38122, 40866, 54071, 57183, 76244, 81732, 108142, 114366, 162213, 216284, 228732, 324426, 378497, 648852, 756994, 1135491, 1513988, 2270982, 2649479, 4541964, 5298958, 7948437, 10597916, 15896874, 31793748]

約数ペア:

[(1, 31793748), (2, 15896874), (3, 10597916), (4, 7948437), (6, 5298958), (7, 4541964), (12, 2649479), (14, 2270982), (21, 1513988), (28, 1135491), (42, 756994), (49, 648852), (84, 378497), (98, 324426), (139, 228732), (147, 216284), (196, 162213), (278, 114366), (294, 108142), (389, 81732), (417, 76244), (556, 57183), (588, 54071), (778, 40866), (834, 38122), (973, 32676), (1167, 27244), (1556, 20433), (1668, 19061), (1946, 16338), (2334, 13622), (2723, 11676), (2919, 10892), (3892, 8169), (4668, 6811), (5446, 5838)]