About the Number

128115313209

128115313208 ← → 128115313210

2進数表記:1110111010100010001001000101000111001

漢数字表記:千二百八十一億千五百三十一万三千二百九

素因数分解:

3 2 × 13 1 × 29 1 × 31 1 × 193 1 × 6311 1

素因数の和:6583
約数の個数: 96
約数和(自身を含む): 213949532160
約数和(自身を除く): 85834218951

約数列:
[1, 3, 9, 13, 29, 31, 39, 87, 93, 117, 193, 261, 279, 377, 403, 579, 899, 1131, 1209, 1737, 2509, 2697, 3393, 3627, 5597, 5983, 6311, 7527, 8091, 11687, 16791, 17949, 18933, 22581, 35061, 50373, 53847, 56799, 72761, 77779, 82043, 105183, 173507, 183019, 195641, 218283, 233337, 246129, 520521, 549057, 586923, 654849, 700011, 738387, 1218023, 1561563, 1647171, 1760769, 2255591, 2379247, 2543333, 3654069, 5673589, 6766773, 7137741, 7629999, 10962207, 15834299, 17020767, 20300319, 21413223, 22889997, 35322667, 37758713, 47502897, 51062301, 73756657, 105968001, 113276139, 142508691, 221269971, 317904003, 339828417, 459194671, 490863269, 663809913, 1095002677, 1377584013, 1472589807, 3285008031, 4132752039, 4417769421, 9855024093, 14235034801, 42705104403, 128115313209]

約数ペア:
[(1, 128115313209), (3, 42705104403), (9, 14235034801), (13, 9855024093), (29, 4417769421), (31, 4132752039), (39, 3285008031), (87, 1472589807), (93, 1377584013), (117, 1095002677), (193, 663809913), (261, 490863269), (279, 459194671), (377, 339828417), (403, 317904003), (579, 221269971), (899, 142508691), (1131, 113276139), (1209, 105968001), (1737, 73756657), (2509, 51062301), (2697, 47502897), (3393, 37758713), (3627, 35322667), (5597, 22889997), (5983, 21413223), (6311, 20300319), (7527, 17020767), (8091, 15834299), (11687, 10962207), (16791, 7629999), (17949, 7137741), (18933, 6766773), (22581, 5673589), (35061, 3654069), (50373, 2543333), (53847, 2379247), (56799, 2255591), (72761, 1760769), (77779, 1647171), (82043, 1561563), (105183, 1218023), (173507, 738387), (183019, 700011), (195641, 654849), (218283, 586923), (233337, 549057), (246129, 520521)]

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