201728537379

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{51291263}}^1$

素因数の和:51291311

約数の個数: 24

約数和(自身を含む): 320057487360

約数和(自身を除く): 118328949981

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 51291263, 153873789, 461621367, 974533997, 1179699049, 2923601991, 3539097147, 8770805973, 10617291441, 22414281931, 67242845793, 201728537379]

約数ペア:

[(1, 201728537379), (3, 67242845793), (9, 22414281931), (19, 10617291441), (23, 8770805973), (57, 3539097147), (69, 2923601991), (171, 1179699049), (207, 974533997), (437, 461621367), (1311, 153873789), (3933, 51291263)]