66921722

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{90191}}^1$

素因数の和:90253

約数の個数: 16

約数和(自身を含む): 116888832

約数和(自身を除く): 49967110

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 90191, 180382, 631337, 1262674, 4780123, 9560246, 33460861, 66921722]

約数ペア:

[(1, 66921722), (2, 33460861), (7, 9560246), (14, 4780123), (53, 1262674), (106, 631337), (371, 180382), (742, 90191)]