1389937332

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{54973}}^1$

素因数の和:55037

約数の個数: 72

約数和(自身を含む): 3860494176

約数和(自身を除く): 2470556844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 516, 588, 602, 903, 1204, 1806, 2107, 3612, 4214, 6321, 8428, 12642, 25284, 54973, 109946, 164919, 219892, 329838, 384811, 659676, 769622, 1154433, 1539244, 2308866, 2363839, 2693677, 4617732, 4727678, 5387354, 7091517, 8081031, 9455356, 10774708, 14183034, 16162062, 16546873, 28366068, 32324124, 33093746, 49640619, 66187492, 99281238, 115828111, 198562476, 231656222, 347484333, 463312444, 694968666, 1389937332]

約数ペア:

[(1, 1389937332), (2, 694968666), (3, 463312444), (4, 347484333), (6, 231656222), (7, 198562476), (12, 115828111), (14, 99281238), (21, 66187492), (28, 49640619), (42, 33093746), (43, 32324124), (49, 28366068), (84, 16546873), (86, 16162062), (98, 14183034), (129, 10774708), (147, 9455356), (172, 8081031), (196, 7091517), (258, 5387354), (294, 4727678), (301, 4617732), (516, 2693677), (588, 2363839), (602, 2308866), (903, 1539244), (1204, 1154433), (1806, 769622), (2107, 659676), (3612, 384811), (4214, 329838), (6321, 219892), (8428, 164919), (12642, 109946), (25284, 54973)]