71481830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21727}}^1$

素因数の和:21788

約数の個数: 32

約数和(自身を含む): 150183936

約数和(自身を除く): 78702106

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 21727, 43454, 108635, 152089, 217270, 304178, 760445, 1021169, 1520890, 2042338, 5105845, 7148183, 10211690, 14296366, 35740915, 71481830]

約数ペア:

[(1, 71481830), (2, 35740915), (5, 14296366), (7, 10211690), (10, 7148183), (14, 5105845), (35, 2042338), (47, 1520890), (70, 1021169), (94, 760445), (235, 304178), (329, 217270), (470, 152089), (658, 108635), (1645, 43454), (3290, 21727)]