213067778

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197651}}^1$

素因数の和:197678

約数の個数: 24

約数和(自身を含む): 405581904

約数和(自身を除く): 192514126

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 197651, 395302, 1383557, 2174161, 2767114, 4348322, 9684899, 15219127, 19369798, 30438254, 106533889, 213067778]

約数ペア:

[(1, 213067778), (2, 106533889), (7, 30438254), (11, 19369798), (14, 15219127), (22, 9684899), (49, 4348322), (77, 2767114), (98, 2174161), (154, 1383557), (539, 395302), (1078, 197651)]