180420343766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{408190823}}^1$

素因数の和:408190855

約数の個数: 16

約数和(自身を含む): 308592262944

約数和(自身を除く): 128171919178

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 408190823, 816381646, 5306480699, 6939243991, 10612961398, 13878487982, 90210171883, 180420343766]

約数ペア:

[(1, 180420343766), (2, 90210171883), (13, 13878487982), (17, 10612961398), (26, 6939243991), (34, 5306480699), (221, 816381646), (442, 408190823)]