31523778

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 82660032

約数和(自身を除く): 51136254

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 37, 39, 66, 74, 78, 99, 111, 117, 143, 198, 222, 234, 286, 331, 333, 407, 429, 481, 662, 666, 814, 858, 962, 993, 1221, 1287, 1443, 1986, 2442, 2574, 2886, 2979, 3641, 3663, 4303, 4329, 5291, 5958, 7282, 7326, 8606, 8658, 10582, 10923, 12247, 12909, 15873, 21846, 24494, 25818, 31746, 32769, 36741, 38727, 47333, 47619, 65538, 73482, 77454, 94666, 95238, 110223, 134717, 141999, 159211, 220446, 269434, 283998, 318422, 404151, 425997, 477633, 808302, 851994, 955266, 1212453, 1432899, 1751321, 2424906, 2865798, 3502642, 5253963, 10507926, 15761889, 31523778]

約数ペア:

[(1, 31523778), (2, 15761889), (3, 10507926), (6, 5253963), (9, 3502642), (11, 2865798), (13, 2424906), (18, 1751321), (22, 1432899), (26, 1212453), (33, 955266), (37, 851994), (39, 808302), (66, 477633), (74, 425997), (78, 404151), (99, 318422), (111, 283998), (117, 269434), (143, 220446), (198, 159211), (222, 141999), (234, 134717), (286, 110223), (331, 95238), (333, 94666), (407, 77454), (429, 73482), (481, 65538), (662, 47619), (666, 47333), (814, 38727), (858, 36741), (962, 32769), (993, 31746), (1221, 25818), (1287, 24494), (1443, 21846), (1986, 15873), (2442, 12909), (2574, 12247), (2886, 10923), (2979, 10582), (3641, 8658), (3663, 8606), (4303, 7326), (4329, 7282), (5291, 5958)]