138947928

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{16879}}^1$

素因数の和:16909

約数の個数: 64

約数和(自身を含む): 405120000

約数和(自身を除く): 266172072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1372, 2058, 2744, 4116, 8232, 16879, 33758, 50637, 67516, 101274, 118153, 135032, 202548, 236306, 354459, 405096, 472612, 708918, 827071, 945224, 1417836, 1654142, 2481213, 2835672, 3308284, 4962426, 5789497, 6616568, 9924852, 11578994, 17368491, 19849704, 23157988, 34736982, 46315976, 69473964, 138947928]

約数ペア:

[(1, 138947928), (2, 69473964), (3, 46315976), (4, 34736982), (6, 23157988), (7, 19849704), (8, 17368491), (12, 11578994), (14, 9924852), (21, 6616568), (24, 5789497), (28, 4962426), (42, 3308284), (49, 2835672), (56, 2481213), (84, 1654142), (98, 1417836), (147, 945224), (168, 827071), (196, 708918), (294, 472612), (343, 405096), (392, 354459), (588, 236306), (686, 202548), (1029, 135032), (1176, 118153), (1372, 101274), (2058, 67516), (2744, 50637), (4116, 33758), (8232, 16879)]