198617397

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1733}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 303630336

約数和(自身を除く): 105012939

約数列:

[1, 3, 11, 23, 33, 69, 151, 253, 453, 759, 1661, 1733, 3473, 4983, 5199, 10419, 19063, 38203, 39859, 57189, 114609, 119577, 261683, 438449, 785049, 1315347, 2878513, 6018709, 8635539, 18056127, 66205799, 198617397]

約数ペア:

[(1, 198617397), (3, 66205799), (11, 18056127), (23, 8635539), (33, 6018709), (69, 2878513), (151, 1315347), (253, 785049), (453, 438449), (759, 261683), (1661, 119577), (1733, 114609), (3473, 57189), (4983, 39859), (5199, 38203), (10419, 19063)]