31049172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 102316032

約数和(自身を除く): 71266860

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 23, 28, 33, 36, 42, 44, 46, 63, 66, 69, 77, 84, 92, 99, 126, 132, 138, 154, 161, 198, 207, 231, 252, 253, 276, 308, 322, 396, 414, 462, 483, 487, 506, 644, 693, 759, 828, 924, 966, 974, 1012, 1386, 1449, 1461, 1518, 1771, 1932, 1948, 2277, 2772, 2898, 2922, 3036, 3409, 3542, 4383, 4554, 5313, 5357, 5796, 5844, 6818, 7084, 8766, 9108, 10227, 10626, 10714, 11201, 13636, 15939, 16071, 17532, 20454, 21252, 21428, 22402, 30681, 31878, 32142, 33603, 37499, 40908, 44804, 48213, 61362, 63756, 64284, 67206, 74998, 78407, 96426, 100809, 112497, 122724, 123211, 134412, 149996, 156814, 192852, 201618, 224994, 235221, 246422, 313628, 337491, 369633, 403236, 449988, 470442, 492844, 674982, 705663, 739266, 862477, 940884, 1108899, 1349964, 1411326, 1478532, 1724954, 2217798, 2587431, 2822652, 3449908, 4435596, 5174862, 7762293, 10349724, 15524586, 31049172]

約数ペア:

[(1, 31049172), (2, 15524586), (3, 10349724), (4, 7762293), (6, 5174862), (7, 4435596), (9, 3449908), (11, 2822652), (12, 2587431), (14, 2217798), (18, 1724954), (21, 1478532), (22, 1411326), (23, 1349964), (28, 1108899), (33, 940884), (36, 862477), (42, 739266), (44, 705663), (46, 674982), (63, 492844), (66, 470442), (69, 449988), (77, 403236), (84, 369633), (92, 337491), (99, 313628), (126, 246422), (132, 235221), (138, 224994), (154, 201618), (161, 192852), (198, 156814), (207, 149996), (231, 134412), (252, 123211), (253, 122724), (276, 112497), (308, 100809), (322, 96426), (396, 78407), (414, 74998), (462, 67206), (483, 64284), (487, 63756), (506, 61362), (644, 48213), (693, 44804), (759, 40908), (828, 37499), (924, 33603), (966, 32142), (974, 31878), (1012, 30681), (1386, 22402), (1449, 21428), (1461, 21252), (1518, 20454), (1771, 17532), (1932, 16071), (1948, 15939), (2277, 13636), (2772, 11201), (2898, 10714), (2922, 10626), (3036, 10227), (3409, 9108), (3542, 8766), (4383, 7084), (4554, 6818), (5313, 5844), (5357, 5796)]