About the Number

139091988

139091987 ← → 139091989

2進数表記:1000010010100110000000010100

漢数字表記:一億三千九百九万千九百八十八

素因数分解:

2 2 × 3 1 × 7 3 × 47 1 × 719 1

素因数の和:794
約数の個数: 96
約数和(自身を含む): 387072000
約数和(自身を除く): 247980012

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 343, 564, 588, 658, 686, 719, 987, 1029, 1316, 1372, 1438, 1974, 2058, 2157, 2303, 2876, 3948, 4116, 4314, 4606, 5033, 6909, 8628, 9212, 10066, 13818, 15099, 16121, 20132, 27636, 30198, 32242, 33793, 35231, 48363, 60396, 64484, 67586, 70462, 96726, 101379, 105693, 135172, 140924, 193452, 202758, 211386, 236551, 246617, 405516, 422772, 473102, 493234, 709653, 739851, 946204, 986468, 1419306, 1479702, 1655857, 2838612, 2959404, 3311714, 4967571, 6623428, 9935142, 11590999, 19870284, 23181998, 34772997, 46363996, 69545994, 139091988]

約数ペア:
[(1, 139091988), (2, 69545994), (3, 46363996), (4, 34772997), (6, 23181998), (7, 19870284), (12, 11590999), (14, 9935142), (21, 6623428), (28, 4967571), (42, 3311714), (47, 2959404), (49, 2838612), (84, 1655857), (94, 1479702), (98, 1419306), (141, 986468), (147, 946204), (188, 739851), (196, 709653), (282, 493234), (294, 473102), (329, 422772), (343, 405516), (564, 246617), (588, 236551), (658, 211386), (686, 202758), (719, 193452), (987, 140924), (1029, 135172), (1316, 105693), (1372, 101379), (1438, 96726), (1974, 70462), (2058, 67586), (2157, 64484), (2303, 60396), (2876, 48363), (3948, 35231), (4116, 33793), (4314, 32242), (4606, 30198), (5033, 27636), (6909, 20132), (8628, 16121), (9212, 15099), (10066, 13818)]

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