397165797

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331801}}^1$

素因数の和:331833

約数の個数: 24

約数和(自身を含む): 690148160

約数和(自身を除く): 292982363

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 331801, 995403, 2322607, 2986209, 6304219, 6967821, 18912657, 20903463, 44129533, 56737971, 132388599, 397165797]

約数ペア:

[(1, 397165797), (3, 132388599), (7, 56737971), (9, 44129533), (19, 20903463), (21, 18912657), (57, 6967821), (63, 6304219), (133, 2986209), (171, 2322607), (399, 995403), (1197, 331801)]