187374891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{13487}}^1$

素因数の和:13922

約数の個数: 16

約数和(自身を含む): 273212928

約数和(自身を除く): 85838037

約数列:

[1, 3, 11, 33, 421, 1263, 4631, 13487, 13893, 40461, 148357, 445071, 5678027, 17034081, 62458297, 187374891]

約数ペア:

[(1, 187374891), (3, 62458297), (11, 17034081), (33, 5678027), (421, 445071), (1263, 148357), (4631, 40461), (13487, 13893)]