217699991

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{659}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 232657920

約数和(自身を除く): 14957929

約数列:

[1, 23, 53, 271, 659, 1219, 6233, 14363, 15157, 34927, 178589, 330349, 803321, 4107547, 9465217, 217699991]

約数ペア:

[(1, 217699991), (23, 9465217), (53, 4107547), (271, 803321), (659, 330349), (1219, 178589), (6233, 34927), (14363, 15157)]