About the Number

198990054

198990053 ← → 198990055

2進数表記:1011110111000101100011100110

漢数字表記:一億九千八百九十九万五十四

素因数分解:

2 1 × 3 3 × 29 1 × 31 1 × 4099 1

素因数の和:4170
約数の個数: 64
約数和(自身を含む): 472320000
約数和(自身を除く): 273329946

約数列:
[1, 2, 3, 6, 9, 18, 27, 29, 31, 54, 58, 62, 87, 93, 174, 186, 261, 279, 522, 558, 783, 837, 899, 1566, 1674, 1798, 2697, 4099, 5394, 8091, 8198, 12297, 16182, 24273, 24594, 36891, 48546, 73782, 110673, 118871, 127069, 221346, 237742, 254138, 356613, 381207, 713226, 762414, 1069839, 1143621, 2139678, 2287242, 3209517, 3430863, 3685001, 6419034, 6861726, 7370002, 11055003, 22110006, 33165009, 66330018, 99495027, 198990054]

約数ペア:
[(1, 198990054), (2, 99495027), (3, 66330018), (6, 33165009), (9, 22110006), (18, 11055003), (27, 7370002), (29, 6861726), (31, 6419034), (54, 3685001), (58, 3430863), (62, 3209517), (87, 2287242), (93, 2139678), (174, 1143621), (186, 1069839), (261, 762414), (279, 713226), (522, 381207), (558, 356613), (783, 254138), (837, 237742), (899, 221346), (1566, 127069), (1674, 118871), (1798, 110673), (2697, 73782), (4099, 48546), (5394, 36891), (8091, 24594), (8198, 24273), (12297, 16182)]

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