642805207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{797}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 785998080

約数和(自身を除く): 143192873

約数列:

[1, 11, 17, 19, 187, 209, 227, 323, 797, 2497, 3553, 3859, 4313, 8767, 13549, 15143, 42449, 47443, 73321, 149039, 166573, 180919, 257431, 806531, 1990109, 2831741, 3075623, 3437461, 33831853, 37812071, 58436837, 642805207]

約数ペア:

[(1, 642805207), (11, 58436837), (17, 37812071), (19, 33831853), (187, 3437461), (209, 3075623), (227, 2831741), (323, 1990109), (797, 806531), (2497, 257431), (3553, 180919), (3859, 166573), (4313, 149039), (8767, 73321), (13549, 47443), (15143, 42449)]