171661568

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{51581}}^1$

素因数の和:51610

約数の個数: 36

約数和(自身を含む): 369017628

約数和(自身を除く): 197356060

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 51581, 103162, 206324, 412648, 670553, 825296, 1341106, 1650592, 2682212, 3301184, 5364424, 6602368, 10728848, 13204736, 21457696, 42915392, 85830784, 171661568]

約数ペア:

[(1, 171661568), (2, 85830784), (4, 42915392), (8, 21457696), (13, 13204736), (16, 10728848), (26, 6602368), (32, 5364424), (52, 3301184), (64, 2682212), (104, 1650592), (128, 1341106), (208, 825296), (256, 670553), (416, 412648), (832, 206324), (1664, 103162), (3328, 51581)]