66865672

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 127411200

約数和(自身を除く): 60545528

約数列:

[1, 2, 4, 8, 139, 157, 278, 314, 383, 556, 628, 766, 1112, 1256, 1532, 3064, 21823, 43646, 53237, 60131, 87292, 106474, 120262, 174584, 212948, 240524, 425896, 481048, 8358209, 16716418, 33432836, 66865672]

約数ペア:

[(1, 66865672), (2, 33432836), (4, 16716418), (8, 8358209), (139, 481048), (157, 425896), (278, 240524), (314, 212948), (383, 174584), (556, 120262), (628, 106474), (766, 87292), (1112, 60131), (1256, 53237), (1532, 43646), (3064, 21823)]