81533805

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1523}}^1$

素因数の和:1657

約数の個数: 32

約数和(自身を含む): 135184896

約数和(自身を除く): 53651091

約数列:

[1, 3, 5, 15, 43, 83, 129, 215, 249, 415, 645, 1245, 1523, 3569, 4569, 7615, 10707, 17845, 22845, 53535, 65489, 126409, 196467, 327445, 379227, 632045, 982335, 1896135, 5435587, 16306761, 27177935, 81533805]

約数ペア:

[(1, 81533805), (3, 27177935), (5, 16306761), (15, 5435587), (43, 1896135), (83, 982335), (129, 632045), (215, 379227), (249, 327445), (415, 196467), (645, 126409), (1245, 65489), (1523, 53535), (3569, 22845), (4569, 17845), (7615, 10707)]