123431917

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 158008320

約数和(自身を除く): 34576403

約数列:

[1, 7, 17, 29, 47, 119, 203, 329, 493, 761, 799, 1363, 3451, 5327, 5593, 9541, 12937, 22069, 23171, 35767, 90559, 154483, 162197, 250369, 375173, 608039, 1037243, 2626211, 4256273, 7260701, 17633131, 123431917]

約数ペア:

[(1, 123431917), (7, 17633131), (17, 7260701), (29, 4256273), (47, 2626211), (119, 1037243), (203, 608039), (329, 375173), (493, 250369), (761, 162197), (799, 154483), (1363, 90559), (3451, 35767), (5327, 23171), (5593, 22069), (9541, 12937)]