428630964

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1\times {\mathrm{821}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 1011783360

約数和(自身を除く): 583152396

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 313, 417, 556, 626, 821, 834, 939, 1252, 1642, 1668, 1878, 2463, 3284, 3756, 4926, 9852, 43507, 87014, 114119, 130521, 174028, 228238, 256973, 261042, 342357, 456476, 513946, 522084, 684714, 770919, 1027892, 1369428, 1541838, 3083676, 35719247, 71438494, 107157741, 142876988, 214315482, 428630964]

約数ペア:

[(1, 428630964), (2, 214315482), (3, 142876988), (4, 107157741), (6, 71438494), (12, 35719247), (139, 3083676), (278, 1541838), (313, 1369428), (417, 1027892), (556, 770919), (626, 684714), (821, 522084), (834, 513946), (939, 456476), (1252, 342357), (1642, 261042), (1668, 256973), (1878, 228238), (2463, 174028), (3284, 130521), (3756, 114119), (4926, 87014), (9852, 43507)]