236478009

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{857}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 342650880

約数和(自身を除く): 106172871

約数列:

[1, 3, 19, 47, 57, 103, 141, 309, 857, 893, 1957, 2571, 2679, 4841, 5871, 14523, 16283, 40279, 48849, 88271, 91979, 120837, 264813, 275937, 765301, 1677149, 2295903, 4148737, 5031447, 12446211, 78826003, 236478009]

約数ペア:

[(1, 236478009), (3, 78826003), (19, 12446211), (47, 5031447), (57, 4148737), (103, 2295903), (141, 1677149), (309, 765301), (857, 275937), (893, 264813), (1957, 120837), (2571, 91979), (2679, 88271), (4841, 48849), (5871, 40279), (14523, 16283)]