About the Number

131749890

131749889 ← → 131749891

2進数表記:111110110100101100000000010

漢数字表記:一億三千百七十四万九千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 191 1 × 22993 1

素因数の和:23194
約数の個数: 32
約数和(自身を含む): 317869056
約数和(自身を除く): 186119166

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 191, 382, 573, 955, 1146, 1910, 2865, 5730, 22993, 45986, 68979, 114965, 137958, 229930, 344895, 689790, 4391663, 8783326, 13174989, 21958315, 26349978, 43916630, 65874945, 131749890]

約数ペア:
[(1, 131749890), (2, 65874945), (3, 43916630), (5, 26349978), (6, 21958315), (10, 13174989), (15, 8783326), (30, 4391663), (191, 689790), (382, 344895), (573, 229930), (955, 137958), (1146, 114965), (1910, 68979), (2865, 45986), (5730, 22993)]

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