About the Number

1388480142

1388480141 ← → 1388480143

2進数表記:1010010110000101000011010001110

漢数字表記:十三億八千八百四十八万百四十二

素因数分解:

2 1 × 3 1 × 7 1 × 31 1 × 79 1 × 13499 1

素因数の和:13621
約数の個数: 64
約数和(自身を含む): 3317760000
約数和(自身を除く): 1929279858

約数列:
[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 79, 93, 158, 186, 217, 237, 434, 474, 553, 651, 1106, 1302, 1659, 2449, 3318, 4898, 7347, 13499, 14694, 17143, 26998, 34286, 40497, 51429, 80994, 94493, 102858, 188986, 283479, 418469, 566958, 836938, 1066421, 1255407, 2132842, 2510814, 2929283, 3199263, 5858566, 6398526, 7464947, 8787849, 14929894, 17575698, 22394841, 33059051, 44789682, 66118102, 99177153, 198354306, 231413357, 462826714, 694240071, 1388480142]

約数ペア:
[(1, 1388480142), (2, 694240071), (3, 462826714), (6, 231413357), (7, 198354306), (14, 99177153), (21, 66118102), (31, 44789682), (42, 33059051), (62, 22394841), (79, 17575698), (93, 14929894), (158, 8787849), (186, 7464947), (217, 6398526), (237, 5858566), (434, 3199263), (474, 2929283), (553, 2510814), (651, 2132842), (1106, 1255407), (1302, 1066421), (1659, 836938), (2449, 566958), (3318, 418469), (4898, 283479), (7347, 188986), (13499, 102858), (14694, 94493), (17143, 80994), (26998, 51429), (34286, 40497)]

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