1337391

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 40

約数和(自身を含む): 2323200

約数和(自身を除く): 985809

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 79, 81, 99, 171, 209, 237, 297, 513, 627, 711, 869, 891, 1501, 1539, 1881, 2133, 2607, 4503, 5643, 6399, 7821, 13509, 16511, 16929, 23463, 40527, 49533, 70389, 121581, 148599, 445797, 1337391]

約数ペア:

[(1, 1337391), (3, 445797), (9, 148599), (11, 121581), (19, 70389), (27, 49533), (33, 40527), (57, 23463), (79, 16929), (81, 16511), (99, 13509), (171, 7821), (209, 6399), (237, 5643), (297, 4503), (513, 2607), (627, 2133), (711, 1881), (869, 1539), (891, 1501)]