18189171

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:713

約数の個数: 64

約数和(自身を含む): 36234240

約数和(自身を除く): 18045069

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 673, 693, 819, 1001, 1287, 2019, 2079, 2457, 3003, 3861, 4711, 6057, 7403, 8749, 9009, 14133, 18171, 22209, 26247, 27027, 42399, 51821, 61243, 66627, 78741, 96239, 127197, 155463, 183729, 199881, 236223, 288717, 466389, 551187, 673673, 866151, 1399167, 1653561, 2021019, 2598453, 6063057, 18189171]

約数ペア:

[(1, 18189171), (3, 6063057), (7, 2598453), (9, 2021019), (11, 1653561), (13, 1399167), (21, 866151), (27, 673673), (33, 551187), (39, 466389), (63, 288717), (77, 236223), (91, 199881), (99, 183729), (117, 155463), (143, 127197), (189, 96239), (231, 78741), (273, 66627), (297, 61243), (351, 51821), (429, 42399), (673, 27027), (693, 26247), (819, 22209), (1001, 18171), (1287, 14133), (2019, 9009), (2079, 8749), (2457, 7403), (3003, 6057), (3861, 4711)]