About the Number

208970748

208970747 ← → 208970749

2進数表記:1100011101001010001111111100

漢数字表記:二億八百九十七万七百四十八

素因数分解:

2 2 × 3 2 × 7 1 × 829249 1

素因数の和:829266
約数の個数: 36
約数和(自身を含む): 603694000
約数和(自身を除く): 394723252

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 829249, 1658498, 2487747, 3316996, 4975494, 5804743, 7463241, 9950988, 11609486, 14926482, 17414229, 23218972, 29852964, 34828458, 52242687, 69656916, 104485374, 208970748]

約数ペア:
[(1, 208970748), (2, 104485374), (3, 69656916), (4, 52242687), (6, 34828458), (7, 29852964), (9, 23218972), (12, 17414229), (14, 14926482), (18, 11609486), (21, 9950988), (28, 7463241), (36, 5804743), (42, 4975494), (63, 3316996), (84, 2487747), (126, 1658498), (252, 829249)]

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