About the Number

121493985

121493984 ← → 121493986

2進数表記:111001111011101100111100001

漢数字表記:一億二千百四十九万三千九百八十五

素因数分解:

3 1 × 5 1 × 17 1 × 131 1 × 3637 1

素因数の和:3793
約数の個数: 32
約数和(自身を含む): 207453312
約数和(自身を除く): 85959327

約数列:
[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 1965, 2227, 3637, 6681, 10911, 11135, 18185, 33405, 54555, 61829, 185487, 309145, 476447, 927435, 1429341, 2382235, 7146705, 8099599, 24298797, 40497995, 121493985]

約数ペア:
[(1, 121493985), (3, 40497995), (5, 24298797), (15, 8099599), (17, 7146705), (51, 2382235), (85, 1429341), (131, 927435), (255, 476447), (393, 309145), (655, 185487), (1965, 61829), (2227, 54555), (3637, 33405), (6681, 18185), (10911, 11135)]

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