1620486

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1429}}^1$

素因数の和:1450

約数の個数: 40

約数和(自身を含む): 4152720

約数和(自身を除く): 2532234

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1429, 2858, 4287, 8574, 10003, 12861, 20006, 25722, 30009, 38583, 60018, 77166, 90027, 115749, 180054, 231498, 270081, 540162, 810243, 1620486]

約数ペア:

[(1, 1620486), (2, 810243), (3, 540162), (6, 270081), (7, 231498), (9, 180054), (14, 115749), (18, 90027), (21, 77166), (27, 60018), (42, 38583), (54, 30009), (63, 25722), (81, 20006), (126, 12861), (162, 10003), (189, 8574), (378, 4287), (567, 2858), (1134, 1429)]