418982193

素因数分解:

$3^3\times 7^2\times {\mathrm{316691}}^1$

素因数の和:316714

約数の個数: 24

約数和(自身を含む): 722057760

約数和(自身を除く): 303075567

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 316691, 950073, 2216837, 2850219, 6650511, 8550657, 15517859, 19951533, 46553577, 59854599, 139660731, 418982193]

約数ペア:

[(1, 418982193), (3, 139660731), (7, 59854599), (9, 46553577), (21, 19951533), (27, 15517859), (49, 8550657), (63, 6650511), (147, 2850219), (189, 2216837), (441, 950073), (1323, 316691)]