207647538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{81049}}^1$

素因数の和:81122

約数の個数: 32

約数和(自身を含む): 482409600

約数和(自身を除く): 274762062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 81049, 162098, 243147, 486294, 567343, 1134686, 1702029, 3404058, 4943989, 9887978, 14831967, 29663934, 34607923, 69215846, 103823769, 207647538]

約数ペア:

[(1, 207647538), (2, 103823769), (3, 69215846), (6, 34607923), (7, 29663934), (14, 14831967), (21, 9887978), (42, 4943989), (61, 3404058), (122, 1702029), (183, 1134686), (366, 567343), (427, 486294), (854, 243147), (1281, 162098), (2562, 81049)]