About the Number

121989672

121989671 ← → 121989673

2進数表記:111010001010110101000101000

漢数字表記:一億二千百九十八万九千六百七十二

素因数分解:

2 3 × 3 3 × 7 1 × 80681 1

素因数の和:80703
約数の個数: 64
約数和(自身を含む): 387273600
約数和(自身を除く): 265283928

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 80681, 161362, 242043, 322724, 484086, 564767, 645448, 726129, 968172, 1129534, 1452258, 1694301, 1936344, 2178387, 2259068, 2904516, 3388602, 4356774, 4518136, 5082903, 5809032, 6777204, 8713548, 10165806, 13554408, 15248709, 17427096, 20331612, 30497418, 40663224, 60994836, 121989672]

約数ペア:
[(1, 121989672), (2, 60994836), (3, 40663224), (4, 30497418), (6, 20331612), (7, 17427096), (8, 15248709), (9, 13554408), (12, 10165806), (14, 8713548), (18, 6777204), (21, 5809032), (24, 5082903), (27, 4518136), (28, 4356774), (36, 3388602), (42, 2904516), (54, 2259068), (56, 2178387), (63, 1936344), (72, 1694301), (84, 1452258), (108, 1129534), (126, 968172), (168, 726129), (189, 645448), (216, 564767), (252, 484086), (378, 322724), (504, 242043), (756, 161362), (1512, 80681)]

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