About the Number

128570841

128570840 ← → 128570842

2進数表記:111101010011101010111011001

漢数字表記:一億二千八百五十七万八百四十一

素因数分解:

3 3 × 7 1 × 79 2 × 109 1

素因数の和:283
約数の個数: 48
約数和(自身を含む): 222499200
約数和(自身を除く): 93928359

約数列:
[1, 3, 7, 9, 21, 27, 63, 79, 109, 189, 237, 327, 553, 711, 763, 981, 1659, 2133, 2289, 2943, 4977, 6241, 6867, 8611, 14931, 18723, 20601, 25833, 43687, 56169, 60277, 77499, 131061, 168507, 180831, 232497, 393183, 542493, 680269, 1179549, 1627479, 2040807, 4761883, 6122421, 14285649, 18367263, 42856947, 128570841]

約数ペア:
[(1, 128570841), (3, 42856947), (7, 18367263), (9, 14285649), (21, 6122421), (27, 4761883), (63, 2040807), (79, 1627479), (109, 1179549), (189, 680269), (237, 542493), (327, 393183), (553, 232497), (711, 180831), (763, 168507), (981, 131061), (1659, 77499), (2133, 60277), (2289, 56169), (2943, 43687), (4977, 25833), (6241, 20601), (6867, 18723), (8611, 14931)]

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