71266551

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 102144000

約数和(自身を除く): 30877449

約数列:

[1, 3, 31, 37, 93, 111, 139, 149, 417, 447, 1147, 3441, 4309, 4619, 5143, 5513, 12927, 13857, 15429, 16539, 20711, 62133, 159433, 170903, 478299, 512709, 642041, 766307, 1926123, 2298921, 23755517, 71266551]

約数ペア:

[(1, 71266551), (3, 23755517), (31, 2298921), (37, 1926123), (93, 766307), (111, 642041), (139, 512709), (149, 478299), (417, 170903), (447, 159433), (1147, 62133), (3441, 20711), (4309, 16539), (4619, 15429), (5143, 13857), (5513, 12927)]