205323741

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12487}}^1$

素因数の和:12535

約数の個数: 40

約数和(自身を含む): 362651520

約数和(自身を除く): 157327779

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1827, 2349, 5481, 12487, 16443, 37461, 87409, 112383, 262227, 337149, 362123, 786681, 1011447, 1086369, 2360043, 2534861, 3259107, 7080129, 7604583, 9777321, 22813749, 29331963, 68441247, 205323741]

約数ペア:

[(1, 205323741), (3, 68441247), (7, 29331963), (9, 22813749), (21, 9777321), (27, 7604583), (29, 7080129), (63, 3259107), (81, 2534861), (87, 2360043), (189, 1086369), (203, 1011447), (261, 786681), (567, 362123), (609, 337149), (783, 262227), (1827, 112383), (2349, 87409), (5481, 37461), (12487, 16443)]