About the Number

133209728

133209727 ← → 133209729

2進数表記:111111100001001111010000000

漢数字表記:一億三千三百二十万九千七百二十八

素因数分解:

2 7 × 31 1 × 59 1 × 569 1

素因数の和:673
約数の個数: 64
約数和(自身を含む): 279072000
約数和(自身を除く): 145862272

約数列:
[1, 2, 4, 8, 16, 31, 32, 59, 62, 64, 118, 124, 128, 236, 248, 472, 496, 569, 944, 992, 1138, 1829, 1888, 1984, 2276, 3658, 3776, 3968, 4552, 7316, 7552, 9104, 14632, 17639, 18208, 29264, 33571, 35278, 36416, 58528, 67142, 70556, 72832, 117056, 134284, 141112, 234112, 268568, 282224, 537136, 564448, 1040701, 1074272, 1128896, 2081402, 2148544, 2257792, 4162804, 4297088, 8325608, 16651216, 33302432, 66604864, 133209728]

約数ペア:
[(1, 133209728), (2, 66604864), (4, 33302432), (8, 16651216), (16, 8325608), (31, 4297088), (32, 4162804), (59, 2257792), (62, 2148544), (64, 2081402), (118, 1128896), (124, 1074272), (128, 1040701), (236, 564448), (248, 537136), (472, 282224), (496, 268568), (569, 234112), (944, 141112), (992, 134284), (1138, 117056), (1829, 72832), (1888, 70556), (1984, 67142), (2276, 58528), (3658, 36416), (3776, 35278), (3968, 33571), (4552, 29264), (7316, 18208), (7552, 17639), (9104, 14632)]

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