13898709

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:863

約数の個数: 40

約数和(自身を含む): 23870880

約数和(自身を除く): 9972171

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 821, 891, 1539, 1881, 2463, 5643, 7389, 9031, 15599, 16929, 22167, 27093, 46797, 66501, 81279, 140391, 171589, 243837, 421173, 514767, 731511, 1263519, 1544301, 4632903, 13898709]

約数ペア:

[(1, 13898709), (3, 4632903), (9, 1544301), (11, 1263519), (19, 731511), (27, 514767), (33, 421173), (57, 243837), (81, 171589), (99, 140391), (171, 81279), (209, 66501), (297, 46797), (513, 27093), (627, 22167), (821, 16929), (891, 15599), (1539, 9031), (1881, 7389), (2463, 5643)]