81618645

素因数分解:

$3^1\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{5237}}^1$

素因数の和:6284

約数の個数: 16

約数和(自身を含む): 130740480

約数和(自身を除く): 49121835

約数列:

[1, 3, 5, 15, 1039, 3117, 5195, 5237, 15585, 15711, 26185, 78555, 5441243, 16323729, 27206215, 81618645]

約数ペア:

[(1, 81618645), (3, 27206215), (5, 16323729), (15, 5441243), (1039, 78555), (3117, 26185), (5195, 15711), (5237, 15585)]