About the Number

1010990721

1010990720 ← → 1010990722

2進数表記:111100010000100111111010000001

漢数字表記:十億千九十九万七百二十一

素因数分解:

3 1 × 13 1 × 29 1 × 173 1 × 5167 1

素因数の和:5385
約数の個数: 32
約数和(自身を含む): 1510709760
約数和(自身を除く): 499719039

約数列:
[1, 3, 13, 29, 39, 87, 173, 377, 519, 1131, 2249, 5017, 5167, 6747, 15051, 15501, 65221, 67171, 149843, 195663, 201513, 449529, 893891, 1947959, 2681673, 5843877, 11620583, 25922839, 34861749, 77768517, 336996907, 1010990721]

約数ペア:
[(1, 1010990721), (3, 336996907), (13, 77768517), (29, 34861749), (39, 25922839), (87, 11620583), (173, 5843877), (377, 2681673), (519, 1947959), (1131, 893891), (2249, 449529), (5017, 201513), (5167, 195663), (6747, 149843), (15051, 67171), (15501, 65221)]

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