394784131

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{491}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 469456560

約数和(自身を除く): 74672429

約数列:

[1, 7, 49, 61, 269, 427, 491, 1883, 2989, 3437, 13181, 16409, 24059, 29951, 114863, 132079, 209657, 804041, 924553, 1467599, 6471871, 8056819, 56397733, 394784131]

約数ペア:

[(1, 394784131), (7, 56397733), (49, 8056819), (61, 6471871), (269, 1467599), (427, 924553), (491, 804041), (1883, 209657), (2989, 132079), (3437, 114863), (13181, 29951), (16409, 24059)]