209539064

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{33113}}^1$

素因数の和:33239

約数の個数: 32

約数和(自身を含む): 452999520

約数和(自身を除く): 243460456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 6328, 33113, 66226, 132452, 231791, 264904, 463582, 927164, 1854328, 3741769, 7483538, 14967076, 26192383, 29934152, 52384766, 104769532, 209539064]

約数ペア:

[(1, 209539064), (2, 104769532), (4, 52384766), (7, 29934152), (8, 26192383), (14, 14967076), (28, 7483538), (56, 3741769), (113, 1854328), (226, 927164), (452, 463582), (791, 264904), (904, 231791), (1582, 132452), (3164, 66226), (6328, 33113)]