About the Number

128588382

128588381 ← → 128588383

2進数表記:111101010100001101001011110

漢数字表記:一億二千八百五十八万八千三百八十二

素因数分解:

2 1 × 3 2 × 13 2 × 41 1 × 1031 1

素因数の和:1106
約数の個数: 72
約数和(自身を含む): 309346128
約数和(自身を除く): 180757746

約数列:
[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 78, 82, 117, 123, 169, 234, 246, 338, 369, 507, 533, 738, 1014, 1031, 1066, 1521, 1599, 2062, 3042, 3093, 3198, 4797, 6186, 6929, 9279, 9594, 13403, 13858, 18558, 20787, 26806, 40209, 41574, 42271, 62361, 80418, 84542, 120627, 124722, 126813, 174239, 241254, 253626, 348478, 380439, 522717, 549523, 760878, 1045434, 1099046, 1568151, 1648569, 3136302, 3297138, 4945707, 7143799, 9891414, 14287598, 21431397, 42862794, 64294191, 128588382]

約数ペア:
[(1, 128588382), (2, 64294191), (3, 42862794), (6, 21431397), (9, 14287598), (13, 9891414), (18, 7143799), (26, 4945707), (39, 3297138), (41, 3136302), (78, 1648569), (82, 1568151), (117, 1099046), (123, 1045434), (169, 760878), (234, 549523), (246, 522717), (338, 380439), (369, 348478), (507, 253626), (533, 241254), (738, 174239), (1014, 126813), (1031, 124722), (1066, 120627), (1521, 84542), (1599, 80418), (2062, 62361), (3042, 42271), (3093, 41574), (3198, 40209), (4797, 26806), (6186, 20787), (6929, 18558), (9279, 13858), (9594, 13403)]

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