About the Number

138905118

138905117 ← → 138905119

2進数表記:1000010001111000011000011110

漢数字表記:一億三千八百九十万五千百十八

素因数分解:

2 1 × 3 7 × 11 1 × 2887 1

素因数の和:2921
約数の個数: 64
約数和(自身を含む): 341015040
約数和(自身を除く): 202109922

約数列:
[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 243, 297, 486, 594, 729, 891, 1458, 1782, 2187, 2673, 2887, 4374, 5346, 5774, 8019, 8661, 16038, 17322, 24057, 25983, 31757, 48114, 51966, 63514, 77949, 95271, 155898, 190542, 233847, 285813, 467694, 571626, 701541, 857439, 1403082, 1714878, 2104623, 2572317, 4209246, 5144634, 6313869, 7716951, 12627738, 15433902, 23150853, 46301706, 69452559, 138905118]

約数ペア:
[(1, 138905118), (2, 69452559), (3, 46301706), (6, 23150853), (9, 15433902), (11, 12627738), (18, 7716951), (22, 6313869), (27, 5144634), (33, 4209246), (54, 2572317), (66, 2104623), (81, 1714878), (99, 1403082), (162, 857439), (198, 701541), (243, 571626), (297, 467694), (486, 285813), (594, 233847), (729, 190542), (891, 155898), (1458, 95271), (1782, 77949), (2187, 63514), (2673, 51966), (2887, 48114), (4374, 31757), (5346, 25983), (5774, 24057), (8019, 17322), (8661, 16038)]

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