398595957

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{811}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 589317120

約数和(自身を除く): 190721163

約数列:

[1, 3, 17, 23, 51, 69, 391, 419, 811, 1173, 1257, 2433, 7123, 9637, 13787, 18653, 21369, 28911, 41361, 55959, 163829, 317101, 339809, 491487, 951303, 1019427, 5776753, 7815607, 17330259, 23446821, 132865319, 398595957]

約数ペア:

[(1, 398595957), (3, 132865319), (17, 23446821), (23, 17330259), (51, 7815607), (69, 5776753), (391, 1019427), (419, 951303), (811, 491487), (1173, 339809), (1257, 317101), (2433, 163829), (7123, 55959), (9637, 41361), (13787, 28911), (18653, 21369)]