About the Number

123881688

123881687 ← → 123881689

2進数表記:111011000100100100011011000

漢数字表記:一億二千三百八十八万千六百八十八

素因数分解:

2 3 × 3 2 × 7 1 × 271 1 × 907 1

素因数の和:1197
約数の個数: 96
約数和(自身を含む): 385282560
約数和(自身を除く): 261400872

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 271, 504, 542, 813, 907, 1084, 1626, 1814, 1897, 2168, 2439, 2721, 3252, 3628, 3794, 4878, 5442, 5691, 6349, 6504, 7256, 7588, 8163, 9756, 10884, 11382, 12698, 15176, 16326, 17073, 19047, 19512, 21768, 22764, 25396, 32652, 34146, 38094, 45528, 50792, 57141, 65304, 68292, 76188, 114282, 136584, 152376, 228564, 245797, 457128, 491594, 737391, 983188, 1474782, 1720579, 1966376, 2212173, 2949564, 3441158, 4424346, 5161737, 5899128, 6882316, 8848692, 10323474, 13764632, 15485211, 17697384, 20646948, 30970422, 41293896, 61940844, 123881688]

約数ペア:
[(1, 123881688), (2, 61940844), (3, 41293896), (4, 30970422), (6, 20646948), (7, 17697384), (8, 15485211), (9, 13764632), (12, 10323474), (14, 8848692), (18, 6882316), (21, 5899128), (24, 5161737), (28, 4424346), (36, 3441158), (42, 2949564), (56, 2212173), (63, 1966376), (72, 1720579), (84, 1474782), (126, 983188), (168, 737391), (252, 491594), (271, 457128), (504, 245797), (542, 228564), (813, 152376), (907, 136584), (1084, 114282), (1626, 76188), (1814, 68292), (1897, 65304), (2168, 57141), (2439, 50792), (2721, 45528), (3252, 38094), (3628, 34146), (3794, 32652), (4878, 25396), (5442, 22764), (5691, 21768), (6349, 19512), (6504, 19047), (7256, 17073), (7588, 16326), (8163, 15176), (9756, 12698), (10884, 11382)]

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