216271768

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{4523}}^1$

素因数の和:4711

約数の個数: 32

約数和(自身を含む): 418017600

約数和(自身を除く): 201745832

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 278, 344, 556, 1112, 4523, 5977, 9046, 11954, 18092, 23908, 36184, 47816, 194489, 388978, 628697, 777956, 1257394, 1555912, 2514788, 5029576, 27033971, 54067942, 108135884, 216271768]

約数ペア:

[(1, 216271768), (2, 108135884), (4, 54067942), (8, 27033971), (43, 5029576), (86, 2514788), (139, 1555912), (172, 1257394), (278, 777956), (344, 628697), (556, 388978), (1112, 194489), (4523, 47816), (5977, 36184), (9046, 23908), (11954, 18092)]