394750881

素因数分解:

$3^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{12073}}^1$

素因数の和:12262

約数の個数: 32

約数和(自身を含む): 672280320

約数和(自身を除く): 277529439

約数列:

[1, 3, 7, 9, 21, 27, 63, 173, 189, 519, 1211, 1557, 3633, 4671, 10899, 12073, 32697, 36219, 84511, 108657, 253533, 325971, 760599, 2088629, 2281797, 6265887, 14620403, 18797661, 43861209, 56392983, 131583627, 394750881]

約数ペア:

[(1, 394750881), (3, 131583627), (7, 56392983), (9, 43861209), (21, 18797661), (27, 14620403), (63, 6265887), (173, 2281797), (189, 2088629), (519, 760599), (1211, 325971), (1557, 253533), (3633, 108657), (4671, 84511), (10899, 36219), (12073, 32697)]