About the Number

230816990

230816989 ← → 230816991

2進数表記:1101110000011111110011011110

漢数字表記:二億三千八十一万六千九百九十

素因数分解:

2 1 × 5 1 × 17 1 × 457 1 × 2971 1

素因数の和:3452
約数の個数: 32
約数和(自身を含む): 441021024
約数和(自身を除く): 210204034

約数列:
[1, 2, 5, 10, 17, 34, 85, 170, 457, 914, 2285, 2971, 4570, 5942, 7769, 14855, 15538, 29710, 38845, 50507, 77690, 101014, 252535, 505070, 1357747, 2715494, 6788735, 13577470, 23081699, 46163398, 115408495, 230816990]

約数ペア:
[(1, 230816990), (2, 115408495), (5, 46163398), (10, 23081699), (17, 13577470), (34, 6788735), (85, 2715494), (170, 1357747), (457, 505070), (914, 252535), (2285, 101014), (2971, 77690), (4570, 50507), (5942, 38845), (7769, 29710), (14855, 15538)]

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