26198223

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 11817777

約数列:

[1, 3, 29, 43, 47, 87, 129, 141, 149, 447, 1247, 1363, 2021, 3741, 4089, 4321, 6063, 6407, 7003, 12963, 19221, 21009, 58609, 175827, 185803, 203087, 301129, 557409, 609261, 903387, 8732741, 26198223]

約数ペア:

[(1, 26198223), (3, 8732741), (29, 903387), (43, 609261), (47, 557409), (87, 301129), (129, 203087), (141, 185803), (149, 175827), (447, 58609), (1247, 21009), (1363, 19221), (2021, 12963), (3741, 7003), (4089, 6407), (4321, 6063)]