211311419

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{1303}}^1$

素因数の和:1978

約数の個数: 16

約数和(自身を含む): 241104384

約数和(自身を除く): 29792965

約数列:

[1, 11, 23, 253, 641, 1303, 7051, 14333, 14743, 29969, 162173, 329659, 835223, 9187453, 19210129, 211311419]

約数ペア:

[(1, 211311419), (11, 19210129), (23, 9187453), (253, 835223), (641, 329659), (1303, 162173), (7051, 29969), (14333, 14743)]