1301139

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1087}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 2263040

約数和(自身を除く): 961901

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1087, 1197, 3261, 7609, 9783, 20653, 22827, 61959, 68481, 144571, 185877, 433713, 1301139]

約数ペア:

[(1, 1301139), (3, 433713), (7, 185877), (9, 144571), (19, 68481), (21, 61959), (57, 22827), (63, 20653), (133, 9783), (171, 7609), (399, 3261), (1087, 1197)]