About the Number

12749207072

12749207071 ← → 12749207073

2進数表記:1011110111111010010111011000100000

漢数字表記:百二十七億四千九百二十万七千七十二

素因数分解:

2 5 × 7 1 × 79 1 × 727 1 × 991 1

素因数の和:1814
約数の個数: 96
約数和(自身を含む): 29118136320
約数和(自身を除く): 16368929248

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 158, 224, 316, 553, 632, 727, 991, 1106, 1264, 1454, 1982, 2212, 2528, 2908, 3964, 4424, 5089, 5816, 6937, 7928, 8848, 10178, 11632, 13874, 15856, 17696, 20356, 23264, 27748, 31712, 40712, 55496, 57433, 78289, 81424, 110992, 114866, 156578, 162848, 221984, 229732, 313156, 402031, 459464, 548023, 626312, 720457, 804062, 918928, 1096046, 1252624, 1440914, 1608124, 1837856, 2192092, 2505248, 2881828, 3216248, 4384184, 5043199, 5763656, 6432496, 8768368, 10086398, 11527312, 12864992, 17536736, 20172796, 23054624, 40345592, 56916103, 80691184, 113832206, 161382368, 227664412, 398412721, 455328824, 796825442, 910657648, 1593650884, 1821315296, 3187301768, 6374603536, 12749207072]

約数ペア:
[(1, 12749207072), (2, 6374603536), (4, 3187301768), (7, 1821315296), (8, 1593650884), (14, 910657648), (16, 796825442), (28, 455328824), (32, 398412721), (56, 227664412), (79, 161382368), (112, 113832206), (158, 80691184), (224, 56916103), (316, 40345592), (553, 23054624), (632, 20172796), (727, 17536736), (991, 12864992), (1106, 11527312), (1264, 10086398), (1454, 8768368), (1982, 6432496), (2212, 5763656), (2528, 5043199), (2908, 4384184), (3964, 3216248), (4424, 2881828), (5089, 2505248), (5816, 2192092), (6937, 1837856), (7928, 1608124), (8848, 1440914), (10178, 1252624), (11632, 1096046), (13874, 918928), (15856, 804062), (17696, 720457), (20356, 626312), (23264, 548023), (27748, 459464), (31712, 402031), (40712, 313156), (55496, 229732), (57433, 221984), (78289, 162848), (81424, 156578), (110992, 114866)]

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