About the Number

121907968

121907967 ← → 121907969

2進数表記:111010001000010101100000000

漢数字表記:一億二千百九十万七千九百六十八

素因数分解:

2 8 × 7 1 × 13 1 × 5233 1

素因数の和:5269
約数の個数: 72
約数和(自身を含む): 299552288
約数和(自身を除く): 177644320

約数列:
[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5233, 5824, 10466, 11648, 20932, 23296, 36631, 41864, 68029, 73262, 83728, 136058, 146524, 167456, 272116, 293048, 334912, 476203, 544232, 586096, 669824, 952406, 1088464, 1172192, 1339648, 1904812, 2176928, 2344384, 3809624, 4353856, 4688768, 7619248, 8707712, 9377536, 15238496, 17415424, 30476992, 60953984, 121907968]

約数ペア:
[(1, 121907968), (2, 60953984), (4, 30476992), (7, 17415424), (8, 15238496), (13, 9377536), (14, 8707712), (16, 7619248), (26, 4688768), (28, 4353856), (32, 3809624), (52, 2344384), (56, 2176928), (64, 1904812), (91, 1339648), (104, 1172192), (112, 1088464), (128, 952406), (182, 669824), (208, 586096), (224, 544232), (256, 476203), (364, 334912), (416, 293048), (448, 272116), (728, 167456), (832, 146524), (896, 136058), (1456, 83728), (1664, 73262), (1792, 68029), (2912, 41864), (3328, 36631), (5233, 23296), (5824, 20932), (10466, 11648)]

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