About the Number

238970992

238970991 ← → 238970993

2進数表記:1110001111100110100001110000

漢数字表記:二億三千八百九十七万九百九十二

素因数分解:

2 4 × 13 1 × 269 1 × 4271 1

素因数の和:4561
約数の個数: 40
約数和(自身を含む): 500592960
約数和(自身を除く): 261621968

約数列:
[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 2152, 3497, 4271, 4304, 6994, 8542, 13988, 17084, 27976, 34168, 55523, 55952, 68336, 111046, 222092, 444184, 888368, 1148899, 2297798, 4595596, 9191192, 14935687, 18382384, 29871374, 59742748, 119485496, 238970992]

約数ペア:
[(1, 238970992), (2, 119485496), (4, 59742748), (8, 29871374), (13, 18382384), (16, 14935687), (26, 9191192), (52, 4595596), (104, 2297798), (208, 1148899), (269, 888368), (538, 444184), (1076, 222092), (2152, 111046), (3497, 68336), (4271, 55952), (4304, 55523), (6994, 34168), (8542, 27976), (13988, 17084)]

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