197213145

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{355339}}^1$

素因数の和:355384

約数の個数: 16

約数和(自身を含む): 324070080

約数和(自身を除く): 126856935

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 355339, 1066017, 1776695, 5330085, 13147543, 39442629, 65737715, 197213145]

約数ペア:

[(1, 197213145), (3, 65737715), (5, 39442629), (15, 13147543), (37, 5330085), (111, 1776695), (185, 1066017), (555, 355339)]