3213819

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 5358080

約数和(自身を除く): 2144261

約数列:

[1, 3, 7, 9, 21, 63, 139, 367, 417, 973, 1101, 1251, 2569, 2919, 3303, 7707, 8757, 23121, 51013, 153039, 357091, 459117, 1071273, 3213819]

約数ペア:

[(1, 3213819), (3, 1071273), (7, 459117), (9, 357091), (21, 153039), (63, 51013), (139, 23121), (367, 8757), (417, 7707), (973, 3303), (1101, 2919), (1251, 2569)]