45571428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 132699840

約数和(自身を除く): 87128412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 834, 973, 1251, 1301, 1668, 1946, 2502, 2602, 2919, 3892, 3903, 5004, 5204, 5838, 7806, 8757, 9107, 11676, 11709, 15612, 17514, 18214, 23418, 27321, 35028, 36428, 46836, 54642, 81963, 109284, 163926, 180839, 327852, 361678, 542517, 723356, 1085034, 1265873, 1627551, 2170068, 2531746, 3255102, 3797619, 5063492, 6510204, 7595238, 11392857, 15190476, 22785714, 45571428]

約数ペア:

[(1, 45571428), (2, 22785714), (3, 15190476), (4, 11392857), (6, 7595238), (7, 6510204), (9, 5063492), (12, 3797619), (14, 3255102), (18, 2531746), (21, 2170068), (28, 1627551), (36, 1265873), (42, 1085034), (63, 723356), (84, 542517), (126, 361678), (139, 327852), (252, 180839), (278, 163926), (417, 109284), (556, 81963), (834, 54642), (973, 46836), (1251, 36428), (1301, 35028), (1668, 27321), (1946, 23418), (2502, 18214), (2602, 17514), (2919, 15612), (3892, 11709), (3903, 11676), (5004, 9107), (5204, 8757), (5838, 7806)]