1896615

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{223}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 3913728

約数和(自身を除く): 2017113

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 223, 243, 315, 405, 567, 669, 945, 1115, 1215, 1561, 1701, 2007, 2835, 3345, 4683, 6021, 7805, 8505, 10035, 14049, 18063, 23415, 30105, 42147, 54189, 70245, 90315, 126441, 210735, 270945, 379323, 632205, 1896615]

約数ペア:

[(1, 1896615), (3, 632205), (5, 379323), (7, 270945), (9, 210735), (15, 126441), (21, 90315), (27, 70245), (35, 54189), (45, 42147), (63, 30105), (81, 23415), (105, 18063), (135, 14049), (189, 10035), (223, 8505), (243, 7805), (315, 6021), (405, 4683), (567, 3345), (669, 2835), (945, 2007), (1115, 1701), (1215, 1561)]