217119456

素因数分解:

$2^5\times 3^2\times {\mathrm{521}}^1\times {\mathrm{1447}}^1$

素因数の和:1984

約数の個数: 72

約数和(自身を含む): 619046064

約数和(自身を除く): 401926608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 521, 1042, 1447, 1563, 2084, 2894, 3126, 4168, 4341, 4689, 5788, 6252, 8336, 8682, 9378, 11576, 12504, 13023, 16672, 17364, 18756, 23152, 25008, 26046, 34728, 37512, 46304, 50016, 52092, 69456, 75024, 104184, 138912, 150048, 208368, 416736, 753887, 1507774, 2261661, 3015548, 4523322, 6031096, 6784983, 9046644, 12062192, 13569966, 18093288, 24124384, 27139932, 36186576, 54279864, 72373152, 108559728, 217119456]

約数ペア:

[(1, 217119456), (2, 108559728), (3, 72373152), (4, 54279864), (6, 36186576), (8, 27139932), (9, 24124384), (12, 18093288), (16, 13569966), (18, 12062192), (24, 9046644), (32, 6784983), (36, 6031096), (48, 4523322), (72, 3015548), (96, 2261661), (144, 1507774), (288, 753887), (521, 416736), (1042, 208368), (1447, 150048), (1563, 138912), (2084, 104184), (2894, 75024), (3126, 69456), (4168, 52092), (4341, 50016), (4689, 46304), (5788, 37512), (6252, 34728), (8336, 26046), (8682, 25008), (9378, 23152), (11576, 18756), (12504, 17364), (13023, 16672)]