31103912

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 77414400

約数和(自身を除く): 46310488

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 31, 38, 41, 46, 56, 62, 76, 82, 92, 124, 133, 152, 161, 164, 184, 217, 248, 266, 287, 322, 328, 434, 437, 532, 574, 589, 644, 713, 779, 868, 874, 943, 1064, 1148, 1178, 1271, 1288, 1426, 1558, 1736, 1748, 1886, 2296, 2356, 2542, 2852, 3059, 3116, 3496, 3772, 4123, 4712, 4991, 5084, 5453, 5704, 6118, 6232, 6601, 7544, 8246, 8897, 9982, 10168, 10906, 12236, 13202, 13547, 16492, 17794, 17917, 19964, 21812, 24149, 24472, 26404, 27094, 29233, 32984, 35588, 35834, 39928, 43624, 48298, 52808, 54188, 58466, 71176, 71668, 94829, 96596, 108376, 116932, 125419, 143336, 169043, 189658, 193192, 204631, 233864, 250838, 338086, 379316, 409262, 501676, 555427, 676172, 758632, 818524, 1003352, 1110854, 1352344, 1637048, 2221708, 3887989, 4443416, 7775978, 15551956, 31103912]

約数ペア:

[(1, 31103912), (2, 15551956), (4, 7775978), (7, 4443416), (8, 3887989), (14, 2221708), (19, 1637048), (23, 1352344), (28, 1110854), (31, 1003352), (38, 818524), (41, 758632), (46, 676172), (56, 555427), (62, 501676), (76, 409262), (82, 379316), (92, 338086), (124, 250838), (133, 233864), (152, 204631), (161, 193192), (164, 189658), (184, 169043), (217, 143336), (248, 125419), (266, 116932), (287, 108376), (322, 96596), (328, 94829), (434, 71668), (437, 71176), (532, 58466), (574, 54188), (589, 52808), (644, 48298), (713, 43624), (779, 39928), (868, 35834), (874, 35588), (943, 32984), (1064, 29233), (1148, 27094), (1178, 26404), (1271, 24472), (1288, 24149), (1426, 21812), (1558, 19964), (1736, 17917), (1748, 17794), (1886, 16492), (2296, 13547), (2356, 13202), (2542, 12236), (2852, 10906), (3059, 10168), (3116, 9982), (3496, 8897), (3772, 8246), (4123, 7544), (4712, 6601), (4991, 6232), (5084, 6118), (5453, 5704)]