181997354

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{11701}}^1$

素因数の和:11822

約数の個数: 32

約数和(自身を含む): 343757952

約数和(自身を除く): 161760598

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1414, 2222, 7777, 11701, 15554, 23402, 81907, 128711, 163814, 257422, 900977, 1181801, 1801954, 2363602, 8272607, 12999811, 16545214, 25999622, 90998677, 181997354]

約数ペア:

[(1, 181997354), (2, 90998677), (7, 25999622), (11, 16545214), (14, 12999811), (22, 8272607), (77, 2363602), (101, 1801954), (154, 1181801), (202, 900977), (707, 257422), (1111, 163814), (1414, 128711), (2222, 81907), (7777, 23402), (11701, 15554)]