About the Number

9012990

9012989 ← → 9012991

2進数表記:100010011000011011111110

漢数字表記:九百一万二千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 167 1 × 257 1

素因数の和:441
約数の個数: 64
約数和(自身を含む): 24966144
約数和(自身を除く): 15953154

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 167, 210, 257, 334, 501, 514, 771, 835, 1002, 1169, 1285, 1542, 1670, 1799, 2338, 2505, 2570, 3507, 3598, 3855, 5010, 5397, 5845, 7014, 7710, 8995, 10794, 11690, 17535, 17990, 26985, 35070, 42919, 53970, 85838, 128757, 214595, 257514, 300433, 429190, 600866, 643785, 901299, 1287570, 1502165, 1802598, 3004330, 4506495, 9012990]

約数ペア:
[(1, 9012990), (2, 4506495), (3, 3004330), (5, 1802598), (6, 1502165), (7, 1287570), (10, 901299), (14, 643785), (15, 600866), (21, 429190), (30, 300433), (35, 257514), (42, 214595), (70, 128757), (105, 85838), (167, 53970), (210, 42919), (257, 35070), (334, 26985), (501, 17990), (514, 17535), (771, 11690), (835, 10794), (1002, 8995), (1169, 7710), (1285, 7014), (1542, 5845), (1670, 5397), (1799, 5010), (2338, 3855), (2505, 3598), (2570, 3507)]

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