18429975

素因数分解:

$3^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:928

約数の個数: 36

約数和(自身を含む): 33378072

約数和(自身を除く): 14948097

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 225, 303, 505, 811, 909, 1515, 2433, 2525, 4055, 4545, 7299, 7575, 12165, 20275, 22725, 36495, 60825, 81911, 182475, 245733, 409555, 737199, 1228665, 2047775, 3685995, 6143325, 18429975]

約数ペア:

[(1, 18429975), (3, 6143325), (5, 3685995), (9, 2047775), (15, 1228665), (25, 737199), (45, 409555), (75, 245733), (101, 182475), (225, 81911), (303, 60825), (505, 36495), (811, 22725), (909, 20275), (1515, 12165), (2433, 7575), (2525, 7299), (4055, 4545)]