977898825

素因数分解:

$3^6\times 5^2\times {\mathrm{53657}}^1$

素因数の和:53685

約数の個数: 42

約数和(自身を含む): 1818094014

約数和(自身を除く): 840195189

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 2025, 3645, 6075, 18225, 53657, 160971, 268285, 482913, 804855, 1341425, 1448739, 2414565, 4024275, 4346217, 7243695, 12072825, 13038651, 21731085, 36218475, 39115953, 65193255, 108655425, 195579765, 325966275, 977898825]

約数ペア:

[(1, 977898825), (3, 325966275), (5, 195579765), (9, 108655425), (15, 65193255), (25, 39115953), (27, 36218475), (45, 21731085), (75, 13038651), (81, 12072825), (135, 7243695), (225, 4346217), (243, 4024275), (405, 2414565), (675, 1448739), (729, 1341425), (1215, 804855), (2025, 482913), (3645, 268285), (6075, 160971), (18225, 53657)]