About the Number

1205988

1205987 ← → 1205989

2進数表記:100100110011011100100

漢数字表記:百二十万五千九百八十八

素因数分解:

2 2 × 3 1 × 7 3 × 293 1

素因数の和:321
約数の個数: 48
約数和(自身を含む): 3292800
約数和(自身を除く): 2086812

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 293, 294, 343, 586, 588, 686, 879, 1029, 1172, 1372, 1758, 2051, 2058, 3516, 4102, 4116, 6153, 8204, 12306, 14357, 24612, 28714, 43071, 57428, 86142, 100499, 172284, 200998, 301497, 401996, 602994, 1205988]

約数ペア:
[(1, 1205988), (2, 602994), (3, 401996), (4, 301497), (6, 200998), (7, 172284), (12, 100499), (14, 86142), (21, 57428), (28, 43071), (42, 28714), (49, 24612), (84, 14357), (98, 12306), (147, 8204), (196, 6153), (293, 4116), (294, 4102), (343, 3516), (586, 2058), (588, 2051), (686, 1758), (879, 1372), (1029, 1172)]

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