2019772503

素因数分解:

$3^6\times 7^2\times {\mathrm{56543}}^1$

素因数の和:56575

約数の個数: 42

約数和(自身を含む): 3522747744

約数和(自身を除く): 1502975241

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 3969, 5103, 11907, 35721, 56543, 169629, 395801, 508887, 1187403, 1526661, 2770607, 3562209, 4579983, 8311821, 10686627, 13739949, 24935463, 32059881, 41219847, 74806389, 96179643, 224419167, 288538929, 673257501, 2019772503]

約数ペア:

[(1, 2019772503), (3, 673257501), (7, 288538929), (9, 224419167), (21, 96179643), (27, 74806389), (49, 41219847), (63, 32059881), (81, 24935463), (147, 13739949), (189, 10686627), (243, 8311821), (441, 4579983), (567, 3562209), (729, 2770607), (1323, 1526661), (1701, 1187403), (3969, 508887), (5103, 395801), (11907, 169629), (35721, 56543)]