About the Number

121009252

121009251 ← → 121009253

2進数表記:111001101100111010001100100

漢数字表記:一億二千百万九千二百五十二

素因数分解:

2 2 × 7 1 × 13 1 × 19 1 × 17497 1

素因数の和:17540
約数の個数: 48
約数和(自身を含む): 274368640
約数和(自身を除く): 153359388

約数列:
[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 17497, 34994, 69988, 122479, 227461, 244958, 332443, 454922, 489916, 664886, 909844, 1329772, 1592227, 2327101, 3184454, 4321759, 4654202, 6368908, 8643518, 9308404, 17287036, 30252313, 60504626, 121009252]

約数ペア:
[(1, 121009252), (2, 60504626), (4, 30252313), (7, 17287036), (13, 9308404), (14, 8643518), (19, 6368908), (26, 4654202), (28, 4321759), (38, 3184454), (52, 2327101), (76, 1592227), (91, 1329772), (133, 909844), (182, 664886), (247, 489916), (266, 454922), (364, 332443), (494, 244958), (532, 227461), (988, 122479), (1729, 69988), (3458, 34994), (6916, 17497)]

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