About the Number

129138975

129138974 ← → 129138976

2進数表記:111101100101000000100011111

漢数字表記:一億二千九百十三万八千九百七十五

素因数分解:

3 3 × 5 2 × 7 1 × 151 1 × 181 1

素因数の和:358
約数の個数: 96
約数和(自身を含む): 274426880
約数和(自身を除く): 145287905

約数列:
[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 151, 175, 181, 189, 225, 315, 453, 525, 543, 675, 755, 905, 945, 1057, 1267, 1359, 1575, 1629, 2265, 2715, 3171, 3775, 3801, 4077, 4525, 4725, 4887, 5285, 6335, 6795, 8145, 9513, 11325, 11403, 13575, 15855, 19005, 20385, 24435, 26425, 27331, 28539, 31675, 33975, 34209, 40725, 47565, 57015, 79275, 81993, 95025, 101925, 122175, 136655, 142695, 171045, 191317, 237825, 245979, 285075, 409965, 573951, 683275, 713475, 737937, 855225, 956585, 1229895, 1721853, 2049825, 2869755, 3689685, 4782925, 5165559, 6149475, 8609265, 14348775, 18448425, 25827795, 43046325, 129138975]

約数ペア:
[(1, 129138975), (3, 43046325), (5, 25827795), (7, 18448425), (9, 14348775), (15, 8609265), (21, 6149475), (25, 5165559), (27, 4782925), (35, 3689685), (45, 2869755), (63, 2049825), (75, 1721853), (105, 1229895), (135, 956585), (151, 855225), (175, 737937), (181, 713475), (189, 683275), (225, 573951), (315, 409965), (453, 285075), (525, 245979), (543, 237825), (675, 191317), (755, 171045), (905, 142695), (945, 136655), (1057, 122175), (1267, 101925), (1359, 95025), (1575, 81993), (1629, 79275), (2265, 57015), (2715, 47565), (3171, 40725), (3775, 34209), (3801, 33975), (4077, 31675), (4525, 28539), (4725, 27331), (4887, 26425), (5285, 24435), (6335, 20385), (6795, 19005), (8145, 15855), (9513, 13575), (11325, 11403)]

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