210897784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{3701}}^1$

素因数の和:4143

約数の個数: 32

約数和(自身を含む): 419806800

約数和(自身を除く): 208909016

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 419, 838, 1676, 3352, 3701, 7123, 7402, 14246, 14804, 28492, 29608, 56984, 62917, 125834, 251668, 503336, 1550719, 3101438, 6202876, 12405752, 26362223, 52724446, 105448892, 210897784]

約数ペア:

[(1, 210897784), (2, 105448892), (4, 52724446), (8, 26362223), (17, 12405752), (34, 6202876), (68, 3101438), (136, 1550719), (419, 503336), (838, 251668), (1676, 125834), (3352, 62917), (3701, 56984), (7123, 29608), (7402, 28492), (14246, 14804)]