31870755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 67931136

約数和(自身を除く): 36060381

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 53, 63, 69, 83, 105, 115, 159, 161, 207, 249, 265, 315, 345, 371, 415, 477, 483, 581, 747, 795, 805, 1035, 1113, 1219, 1245, 1449, 1743, 1855, 1909, 2385, 2415, 2905, 3339, 3657, 3735, 4399, 5229, 5565, 5727, 6095, 7245, 8533, 8715, 9545, 10971, 13197, 13363, 16695, 17181, 18285, 21995, 25599, 26145, 28635, 30793, 39591, 40089, 42665, 54855, 65985, 66815, 76797, 85905, 92379, 101177, 120267, 127995, 153965, 197955, 200445, 277137, 303531, 383985, 461895, 505885, 601335, 708239, 910593, 1385685, 1517655, 2124717, 3541195, 4552965, 6374151, 10623585, 31870755]

約数ペア:

[(1, 31870755), (3, 10623585), (5, 6374151), (7, 4552965), (9, 3541195), (15, 2124717), (21, 1517655), (23, 1385685), (35, 910593), (45, 708239), (53, 601335), (63, 505885), (69, 461895), (83, 383985), (105, 303531), (115, 277137), (159, 200445), (161, 197955), (207, 153965), (249, 127995), (265, 120267), (315, 101177), (345, 92379), (371, 85905), (415, 76797), (477, 66815), (483, 65985), (581, 54855), (747, 42665), (795, 40089), (805, 39591), (1035, 30793), (1113, 28635), (1219, 26145), (1245, 25599), (1449, 21995), (1743, 18285), (1855, 17181), (1909, 16695), (2385, 13363), (2415, 13197), (2905, 10971), (3339, 9545), (3657, 8715), (3735, 8533), (4399, 7245), (5229, 6095), (5565, 5727)]