About the Number

130319787

130319786 ← → 130319788

2進数表記:111110001001000010110101011

漢数字表記:一億三千三十一万九千七百八十七

素因数分解:

3 1 × 13 2 × 401 1 × 641 1

素因数の和:1071
約数の個数: 24
約数和(自身を含む): 188917488
約数和(自身を除く): 58597701

約数列:
[1, 3, 13, 39, 169, 401, 507, 641, 1203, 1923, 5213, 8333, 15639, 24999, 67769, 108329, 203307, 257041, 324987, 771123, 3341533, 10024599, 43439929, 130319787]

約数ペア:
[(1, 130319787), (3, 43439929), (13, 10024599), (39, 3341533), (169, 771123), (401, 324987), (507, 257041), (641, 203307), (1203, 108329), (1923, 67769), (5213, 24999), (8333, 15639)]

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