28754568

素因数分解:

$2^3\times 3^3\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 80352000

約数和(自身を除く): 51597432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 239, 478, 557, 717, 956, 1114, 1434, 1671, 1912, 2151, 2228, 2868, 3342, 4302, 4456, 5013, 5736, 6453, 6684, 8604, 10026, 12906, 13368, 15039, 17208, 20052, 25812, 30078, 40104, 51624, 60156, 120312, 133123, 266246, 399369, 532492, 798738, 1064984, 1198107, 1597476, 2396214, 3194952, 3594321, 4792428, 7188642, 9584856, 14377284, 28754568]

約数ペア:

[(1, 28754568), (2, 14377284), (3, 9584856), (4, 7188642), (6, 4792428), (8, 3594321), (9, 3194952), (12, 2396214), (18, 1597476), (24, 1198107), (27, 1064984), (36, 798738), (54, 532492), (72, 399369), (108, 266246), (216, 133123), (239, 120312), (478, 60156), (557, 51624), (717, 40104), (956, 30078), (1114, 25812), (1434, 20052), (1671, 17208), (1912, 15039), (2151, 13368), (2228, 12906), (2868, 10026), (3342, 8604), (4302, 6684), (4456, 6453), (5013, 5736)]