About the Number

127488988

127488987 ← → 127488989

2進数表記:111100110010101001111011100

漢数字表記:一億二千七百四十八万八千九百八十八

素因数分解:

2 2 × 11 2 × 29 1 × 31 1 × 293 1

素因数の和:379
約数の個数: 72
約数和(自身を含む): 262765440
約数和(自身を除く): 135276452

約数列:
[1, 2, 4, 11, 22, 29, 31, 44, 58, 62, 116, 121, 124, 242, 293, 319, 341, 484, 586, 638, 682, 899, 1172, 1276, 1364, 1798, 3223, 3509, 3596, 3751, 6446, 7018, 7502, 8497, 9083, 9889, 12892, 14036, 15004, 16994, 18166, 19778, 33988, 35453, 36332, 39556, 70906, 93467, 99913, 108779, 141812, 186934, 199826, 217558, 263407, 373868, 399652, 435116, 526814, 1028137, 1053628, 1099043, 2056274, 2198086, 2897477, 4112548, 4396172, 5794954, 11589908, 31872247, 63744494, 127488988]

約数ペア:
[(1, 127488988), (2, 63744494), (4, 31872247), (11, 11589908), (22, 5794954), (29, 4396172), (31, 4112548), (44, 2897477), (58, 2198086), (62, 2056274), (116, 1099043), (121, 1053628), (124, 1028137), (242, 526814), (293, 435116), (319, 399652), (341, 373868), (484, 263407), (586, 217558), (638, 199826), (682, 186934), (899, 141812), (1172, 108779), (1276, 99913), (1364, 93467), (1798, 70906), (3223, 39556), (3509, 36332), (3596, 35453), (3751, 33988), (6446, 19778), (7018, 18166), (7502, 16994), (8497, 15004), (9083, 14036), (9889, 12892)]

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