About the Number

121490284

121490283 ← → 121490285

2進数表記:111001111011100101101101100

漢数字表記:一億二千百四十九万二百八十四

素因数分解:

2 2 × 61 1 × 311 1 × 1601 1

素因数の和:1977
約数の個数: 24
約数和(自身を含む): 216923616
約数和(自身を除く): 95433332

約数列:
[1, 2, 4, 61, 122, 244, 311, 622, 1244, 1601, 3202, 6404, 18971, 37942, 75884, 97661, 195322, 390644, 497911, 995822, 1991644, 30372571, 60745142, 121490284]

約数ペア:
[(1, 121490284), (2, 60745142), (4, 30372571), (61, 1991644), (122, 995822), (244, 497911), (311, 390644), (622, 195322), (1244, 97661), (1601, 75884), (3202, 37942), (6404, 18971)]

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