218028642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2523

約数の個数: 64

約数和(自身を含む): 498054144

約数和(自身を除く): 280025502

約数列:

[1, 2, 3, 6, 13, 26, 31, 37, 39, 62, 74, 78, 93, 111, 186, 222, 403, 481, 806, 962, 1147, 1209, 1443, 2294, 2418, 2437, 2886, 3441, 4874, 6882, 7311, 14622, 14911, 29822, 31681, 44733, 63362, 75547, 89466, 90169, 95043, 151094, 180338, 190086, 226641, 270507, 453282, 541014, 982111, 1172197, 1964222, 2344394, 2795239, 2946333, 3516591, 5590478, 5892666, 7033182, 8385717, 16771434, 36338107, 72676214, 109014321, 218028642]

約数ペア:

[(1, 218028642), (2, 109014321), (3, 72676214), (6, 36338107), (13, 16771434), (26, 8385717), (31, 7033182), (37, 5892666), (39, 5590478), (62, 3516591), (74, 2946333), (78, 2795239), (93, 2344394), (111, 1964222), (186, 1172197), (222, 982111), (403, 541014), (481, 453282), (806, 270507), (962, 226641), (1147, 190086), (1209, 180338), (1443, 151094), (2294, 95043), (2418, 90169), (2437, 89466), (2886, 75547), (3441, 63362), (4874, 44733), (6882, 31681), (7311, 29822), (14622, 14911)]