About the Number

12974490

12974489 ← → 12974491

2進数表記:110001011111100110011010

漢数字表記:千二百九十七万四千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 144161 1

素因数の和:144174
約数の個数: 24
約数和(自身を含む): 33733908
約数和(自身を除く): 20759418

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 144161, 288322, 432483, 720805, 864966, 1297449, 1441610, 2162415, 2594898, 4324830, 6487245, 12974490]

約数ペア:
[(1, 12974490), (2, 6487245), (3, 4324830), (5, 2594898), (6, 2162415), (9, 1441610), (10, 1297449), (15, 864966), (18, 720805), (30, 432483), (45, 288322), (90, 144161)]

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