87532221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{509}}^1$

素因数の和:969

約数の個数: 32

約数和(自身を含む): 141004800

約数和(自身を除く): 53472579

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 431, 509, 1293, 1527, 3017, 3563, 8189, 9051, 9671, 10689, 24567, 29013, 57323, 67697, 171969, 203091, 219379, 658137, 1535653, 4168201, 4606959, 12504603, 29177407, 87532221]

約数ペア:

[(1, 87532221), (3, 29177407), (7, 12504603), (19, 4606959), (21, 4168201), (57, 1535653), (133, 658137), (399, 219379), (431, 203091), (509, 171969), (1293, 67697), (1527, 57323), (3017, 29013), (3563, 24567), (8189, 10689), (9051, 9671)]