About the Number

30972018

30972017 ← → 30972019

2進数表記:1110110001001100001110010

漢数字表記:三千九十七万二千十八

素因数分解:

2 1 × 3 1 × 7 2 × 11 1 × 61 1 × 157 1

素因数の和:248
約数の個数: 96
約数和(自身を含む): 80405568
約数和(自身を除く): 49433550

約数列:
[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 61, 66, 77, 98, 122, 147, 154, 157, 183, 231, 294, 314, 366, 427, 462, 471, 539, 671, 854, 942, 1078, 1099, 1281, 1342, 1617, 1727, 2013, 2198, 2562, 2989, 3234, 3297, 3454, 4026, 4697, 5181, 5978, 6594, 7693, 8967, 9394, 9577, 10362, 12089, 14091, 15386, 17934, 19154, 23079, 24178, 28182, 28731, 32879, 36267, 46158, 57462, 65758, 67039, 72534, 84623, 98637, 105347, 134078, 169246, 197274, 201117, 210694, 253869, 316041, 402234, 469273, 507738, 632082, 737429, 938546, 1407819, 1474858, 2212287, 2815638, 4424574, 5162003, 10324006, 15486009, 30972018]

約数ペア:
[(1, 30972018), (2, 15486009), (3, 10324006), (6, 5162003), (7, 4424574), (11, 2815638), (14, 2212287), (21, 1474858), (22, 1407819), (33, 938546), (42, 737429), (49, 632082), (61, 507738), (66, 469273), (77, 402234), (98, 316041), (122, 253869), (147, 210694), (154, 201117), (157, 197274), (183, 169246), (231, 134078), (294, 105347), (314, 98637), (366, 84623), (427, 72534), (462, 67039), (471, 65758), (539, 57462), (671, 46158), (854, 36267), (942, 32879), (1078, 28731), (1099, 28182), (1281, 24178), (1342, 23079), (1617, 19154), (1727, 17934), (2013, 15386), (2198, 14091), (2562, 12089), (2989, 10362), (3234, 9577), (3297, 9394), (3454, 8967), (4026, 7693), (4697, 6594), (5181, 5978)]

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