157213819

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{1993}}^1$

素因数の和:2250

約数の個数: 16

約数和(自身を含む): 183767040

約数和(自身を除く): 26553221

約数列:

[1, 7, 59, 191, 413, 1337, 1993, 11269, 13951, 78883, 117587, 380663, 823109, 2664641, 22459117, 157213819]

約数ペア:

[(1, 157213819), (7, 22459117), (59, 2664641), (191, 823109), (413, 380663), (1337, 117587), (1993, 78883), (11269, 13951)]