About the Number

4900989891

4900989890 ← → 4900989892

2進数表記:100100100000111110010101111000011

漢数字表記:四十九億九十八万九千八百九十一

素因数分解:

3 1 × 7 1 × 17 1 × 23 1 × 569 1 × 1049 1

素因数の和:1668
約数の個数: 64
約数和(自身を含む): 8273664000
約数和(自身を除く): 3372674109

約数列:
[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 569, 1049, 1173, 1707, 2737, 3147, 3983, 7343, 8211, 9673, 11949, 13087, 17833, 22029, 24127, 29019, 39261, 53499, 67711, 72381, 91609, 124831, 168889, 203133, 222479, 274827, 374493, 410159, 506667, 596881, 667437, 1230477, 1557353, 1790643, 2871113, 4178167, 4672059, 8613339, 10146977, 12534501, 13728263, 30440931, 41184789, 71028839, 96097841, 213086517, 233380471, 288293523, 700141413, 1633663297, 4900989891]

約数ペア:
[(1, 4900989891), (3, 1633663297), (7, 700141413), (17, 288293523), (21, 233380471), (23, 213086517), (51, 96097841), (69, 71028839), (119, 41184789), (161, 30440931), (357, 13728263), (391, 12534501), (483, 10146977), (569, 8613339), (1049, 4672059), (1173, 4178167), (1707, 2871113), (2737, 1790643), (3147, 1557353), (3983, 1230477), (7343, 667437), (8211, 596881), (9673, 506667), (11949, 410159), (13087, 374493), (17833, 274827), (22029, 222479), (24127, 203133), (29019, 168889), (39261, 124831), (53499, 91609), (67711, 72381)]

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