16041645

素因数分解:

$3^9\times 5^1\times {\mathrm{163}}^1$

素因数の和:195

約数の個数: 40

約数和(自身を含む): 29051616

約数和(自身を除く): 13009971

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 243, 405, 489, 729, 815, 1215, 1467, 2187, 2445, 3645, 4401, 6561, 7335, 10935, 13203, 19683, 22005, 32805, 39609, 66015, 98415, 118827, 198045, 356481, 594135, 1069443, 1782405, 3208329, 5347215, 16041645]

約数ペア:

[(1, 16041645), (3, 5347215), (5, 3208329), (9, 1782405), (15, 1069443), (27, 594135), (45, 356481), (81, 198045), (135, 118827), (163, 98415), (243, 66015), (405, 39609), (489, 32805), (729, 22005), (815, 19683), (1215, 13203), (1467, 10935), (2187, 7335), (2445, 6561), (3645, 4401)]