About the Number

129208488

129208487 ← → 129208489

2進数表記:111101100111001000010101000

漢数字表記:一億二千九百二十万八千四百八十八

素因数分解:

2 3 × 3 1 × 53 1 × 157 1 × 647 1

素因数の和:866
約数の個数: 64
約数和(自身を含む): 331724160
約数和(自身を除く): 202515672

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 157, 159, 212, 314, 318, 424, 471, 628, 636, 647, 942, 1256, 1272, 1294, 1884, 1941, 2588, 3768, 3882, 5176, 7764, 8321, 15528, 16642, 24963, 33284, 34291, 49926, 66568, 68582, 99852, 101579, 102873, 137164, 199704, 203158, 205746, 274328, 304737, 406316, 411492, 609474, 812632, 822984, 1218948, 2437896, 5383687, 10767374, 16151061, 21534748, 32302122, 43069496, 64604244, 129208488]

約数ペア:
[(1, 129208488), (2, 64604244), (3, 43069496), (4, 32302122), (6, 21534748), (8, 16151061), (12, 10767374), (24, 5383687), (53, 2437896), (106, 1218948), (157, 822984), (159, 812632), (212, 609474), (314, 411492), (318, 406316), (424, 304737), (471, 274328), (628, 205746), (636, 203158), (647, 199704), (942, 137164), (1256, 102873), (1272, 101579), (1294, 99852), (1884, 68582), (1941, 66568), (2588, 49926), (3768, 34291), (3882, 33284), (5176, 24963), (7764, 16642), (8321, 15528)]

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