About the Number

129909984

129909983 ← → 129909985

2進数表記:111101111100100010011100000

漢数字表記:一億二千九百九十万九千九百八十四

素因数分解:

2 5 × 3 1 × 107 1 × 12647 1

素因数の和:12767
約数の個数: 48
約数和(自身を含む): 344227968
約数和(自身を除く): 214317984

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 3424, 5136, 10272, 12647, 25294, 37941, 50588, 75882, 101176, 151764, 202352, 303528, 404704, 607056, 1214112, 1353229, 2706458, 4059687, 5412916, 8119374, 10825832, 16238748, 21651664, 32477496, 43303328, 64954992, 129909984]

約数ペア:
[(1, 129909984), (2, 64954992), (3, 43303328), (4, 32477496), (6, 21651664), (8, 16238748), (12, 10825832), (16, 8119374), (24, 5412916), (32, 4059687), (48, 2706458), (96, 1353229), (107, 1214112), (214, 607056), (321, 404704), (428, 303528), (642, 202352), (856, 151764), (1284, 101176), (1712, 75882), (2568, 50588), (3424, 37941), (5136, 25294), (10272, 12647)]

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