About the Number

130928970

130928969 ← → 130928971

2進数表記:111110011011101000101001010

漢数字表記:一億三千九十二万八千九百七十

素因数分解:

2 1 × 3 1 × 5 1 × 71 1 × 61469 1

素因数の和:61550
約数の個数: 32
約数和(自身を含む): 318660480
約数和(自身を除く): 187731510

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 61469, 122938, 184407, 307345, 368814, 614690, 922035, 1844070, 4364299, 8728598, 13092897, 21821495, 26185794, 43642990, 65464485, 130928970]

約数ペア:
[(1, 130928970), (2, 65464485), (3, 43642990), (5, 26185794), (6, 21821495), (10, 13092897), (15, 8728598), (30, 4364299), (71, 1844070), (142, 922035), (213, 614690), (355, 368814), (426, 307345), (710, 184407), (1065, 122938), (2130, 61469)]

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