217255332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 609638400

約数和(自身を除く): 392383068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 139, 161, 276, 278, 322, 417, 483, 556, 644, 809, 834, 966, 973, 1618, 1668, 1932, 1946, 2427, 2919, 3197, 3236, 3892, 4854, 5663, 5838, 6394, 9591, 9708, 11326, 11676, 12788, 16989, 18607, 19182, 22379, 22652, 33978, 37214, 38364, 44758, 55821, 67137, 67956, 74428, 89516, 111642, 112451, 130249, 134274, 223284, 224902, 260498, 268548, 337353, 390747, 449804, 520996, 674706, 781494, 787157, 1349412, 1562988, 1574314, 2361471, 2586373, 3148628, 4722942, 5172746, 7759119, 9445884, 10345492, 15518238, 18104611, 31036476, 36209222, 54313833, 72418444, 108627666, 217255332]

約数ペア:

[(1, 217255332), (2, 108627666), (3, 72418444), (4, 54313833), (6, 36209222), (7, 31036476), (12, 18104611), (14, 15518238), (21, 10345492), (23, 9445884), (28, 7759119), (42, 5172746), (46, 4722942), (69, 3148628), (84, 2586373), (92, 2361471), (138, 1574314), (139, 1562988), (161, 1349412), (276, 787157), (278, 781494), (322, 674706), (417, 520996), (483, 449804), (556, 390747), (644, 337353), (809, 268548), (834, 260498), (966, 224902), (973, 223284), (1618, 134274), (1668, 130249), (1932, 112451), (1946, 111642), (2427, 89516), (2919, 74428), (3197, 67956), (3236, 67137), (3892, 55821), (4854, 44758), (5663, 38364), (5838, 37214), (6394, 33978), (9591, 22652), (9708, 22379), (11326, 19182), (11676, 18607), (12788, 16989)]