About the Number

129442872

129442871 ← → 129442873

2進数表記:111101101110010010000111000

漢数字表記:一億二千九百四十四万二千八百七十二

素因数分解:

2 3 × 3 1 × 13 1 × 37 1 × 11213 1

素因数の和:11272
約数の個数: 64
約数和(自身を含む): 357950880
約数和(自身を除く): 228508008

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1443, 1924, 2886, 3848, 5772, 11213, 11544, 22426, 33639, 44852, 67278, 89704, 134556, 145769, 269112, 291538, 414881, 437307, 583076, 829762, 874614, 1166152, 1244643, 1659524, 1749228, 2489286, 3319048, 3498456, 4978572, 5393453, 9957144, 10786906, 16180359, 21573812, 32360718, 43147624, 64721436, 129442872]

約数ペア:
[(1, 129442872), (2, 64721436), (3, 43147624), (4, 32360718), (6, 21573812), (8, 16180359), (12, 10786906), (13, 9957144), (24, 5393453), (26, 4978572), (37, 3498456), (39, 3319048), (52, 2489286), (74, 1749228), (78, 1659524), (104, 1244643), (111, 1166152), (148, 874614), (156, 829762), (222, 583076), (296, 437307), (312, 414881), (444, 291538), (481, 269112), (888, 145769), (962, 134556), (1443, 89704), (1924, 67278), (2886, 44852), (3848, 33639), (5772, 22426), (11213, 11544)]

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