About the Number

201998745

201998744 ← → 201998746

2進数表記:1100000010100100000110011001

漢数字表記:二億百九十九万八千七百四十五

素因数分解:

3 3 × 5 1 × 13 1 × 115099 1

素因数の和:115126
約数の個数: 32
約数和(自身を含む): 386736000
約数和(自身を除く): 184737255

約数列:
[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 115099, 345297, 575495, 1035891, 1496287, 1726485, 3107673, 4488861, 5179455, 7481435, 13466583, 15538365, 22444305, 40399749, 67332915, 201998745]

約数ペア:
[(1, 201998745), (3, 67332915), (5, 40399749), (9, 22444305), (13, 15538365), (15, 13466583), (27, 7481435), (39, 5179455), (45, 4488861), (65, 3107673), (117, 1726485), (135, 1496287), (195, 1035891), (351, 575495), (585, 345297), (1755, 115099)]

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