About the Number

1189940031

1189940030 ← → 1189940032

2進数表記:1000110111011010000101100111111

漢数字表記:十一億八千九百九十四万三十一

素因数分解:

3 3 × 7 1 × 47 1 × 97 1 × 1381 1

素因数の和:1541
約数の個数: 64
約数和(自身を含む): 2080296960
約数和(自身を除く): 890356929

約数列:
[1, 3, 7, 9, 21, 27, 47, 63, 97, 141, 189, 291, 329, 423, 679, 873, 987, 1269, 1381, 2037, 2619, 2961, 4143, 4559, 6111, 8883, 9667, 12429, 13677, 18333, 29001, 31913, 37287, 41031, 64907, 87003, 95739, 123093, 133957, 194721, 261009, 287217, 401871, 454349, 584163, 861651, 937699, 1205613, 1363047, 1752489, 2813097, 3616839, 4089141, 6295979, 8439291, 12267423, 18887937, 25317873, 44071853, 56663811, 132215559, 169991433, 396646677, 1189940031]

約数ペア:
[(1, 1189940031), (3, 396646677), (7, 169991433), (9, 132215559), (21, 56663811), (27, 44071853), (47, 25317873), (63, 18887937), (97, 12267423), (141, 8439291), (189, 6295979), (291, 4089141), (329, 3616839), (423, 2813097), (679, 1752489), (873, 1363047), (987, 1205613), (1269, 937699), (1381, 861651), (2037, 584163), (2619, 454349), (2961, 401871), (4143, 287217), (4559, 261009), (6111, 194721), (8883, 133957), (9667, 123093), (12429, 95739), (13677, 87003), (18333, 64907), (29001, 41031), (31913, 37287)]

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