40721946

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157837}}^1$

素因数の和:157885

約数の個数: 16

約数和(自身を含む): 83338464

約数和(自身を除く): 42616518

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 157837, 315674, 473511, 947022, 6786991, 13573982, 20360973, 40721946]

約数ペア:

[(1, 40721946), (2, 20360973), (3, 13573982), (6, 6786991), (43, 947022), (86, 473511), (129, 315674), (258, 157837)]