219327724

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4423}}^1$

素因数の和:4475

約数の個数: 72

約数和(自身を含む): 508370688

約数和(自身を除く): 289042964

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 196, 253, 308, 322, 506, 539, 644, 1012, 1078, 1127, 1771, 2156, 2254, 3542, 4423, 4508, 7084, 8846, 12397, 17692, 24794, 30961, 48653, 49588, 61922, 97306, 101729, 123844, 194612, 203458, 216727, 340571, 406916, 433454, 681142, 712103, 866908, 1119019, 1362284, 1424206, 2238038, 2383997, 2848412, 4476076, 4767994, 4984721, 7833133, 9535988, 9969442, 15666266, 19938884, 31332532, 54831931, 109663862, 219327724]

約数ペア:

[(1, 219327724), (2, 109663862), (4, 54831931), (7, 31332532), (11, 19938884), (14, 15666266), (22, 9969442), (23, 9535988), (28, 7833133), (44, 4984721), (46, 4767994), (49, 4476076), (77, 2848412), (92, 2383997), (98, 2238038), (154, 1424206), (161, 1362284), (196, 1119019), (253, 866908), (308, 712103), (322, 681142), (506, 433454), (539, 406916), (644, 340571), (1012, 216727), (1078, 203458), (1127, 194612), (1771, 123844), (2156, 101729), (2254, 97306), (3542, 61922), (4423, 49588), (4508, 48653), (7084, 30961), (8846, 24794), (12397, 17692)]