381982

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 16

約数和(自身を含む): 607104

約数和(自身を除く): 225122

約数列:

[1, 2, 31, 61, 62, 101, 122, 202, 1891, 3131, 3782, 6161, 6262, 12322, 190991, 381982]

約数ペア:

[(1, 381982), (2, 190991), (31, 12322), (61, 6262), (62, 6161), (101, 3782), (122, 3131), (202, 1891)]