About the Number

1312572856

1312572855 ← → 1312572857

2進数表記:1001110001111000100010110111000

漢数字表記:十三億千二百五十七万二千八百五十六

素因数分解:

2 3 × 7 1 × 17 1 × 1039 1 × 1327 1

素因数の和:2396
約数の個数: 64
約数和(自身を含む): 2983219200
約数和(自身を除く): 1670646344

約数列:
[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 1039, 1327, 2078, 2654, 4156, 5308, 7273, 8312, 9289, 10616, 14546, 17663, 18578, 22559, 29092, 35326, 37156, 45118, 58184, 70652, 74312, 90236, 123641, 141304, 157913, 180472, 247282, 315826, 494564, 631652, 989128, 1263304, 1378753, 2757506, 5515012, 9651271, 11030024, 19302542, 23438801, 38605084, 46877602, 77210168, 93755204, 164071607, 187510408, 328143214, 656286428, 1312572856]

約数ペア:
[(1, 1312572856), (2, 656286428), (4, 328143214), (7, 187510408), (8, 164071607), (14, 93755204), (17, 77210168), (28, 46877602), (34, 38605084), (56, 23438801), (68, 19302542), (119, 11030024), (136, 9651271), (238, 5515012), (476, 2757506), (952, 1378753), (1039, 1263304), (1327, 989128), (2078, 631652), (2654, 494564), (4156, 315826), (5308, 247282), (7273, 180472), (8312, 157913), (9289, 141304), (10616, 123641), (14546, 90236), (17663, 74312), (18578, 70652), (22559, 58184), (29092, 45118), (35326, 37156)]

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