209540412

素因数分解:

$2^2\times 3^3\times {\mathrm{163}}^1\times {\mathrm{11903}}^1$

素因数の和:12079

約数の個数: 48

約数和(自身を含む): 546631680

約数和(自身を除く): 337091268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 163, 326, 489, 652, 978, 1467, 1956, 2934, 4401, 5868, 8802, 11903, 17604, 23806, 35709, 47612, 71418, 107127, 142836, 214254, 321381, 428508, 642762, 1285524, 1940189, 3880378, 5820567, 7760756, 11641134, 17461701, 23282268, 34923402, 52385103, 69846804, 104770206, 209540412]

約数ペア:

[(1, 209540412), (2, 104770206), (3, 69846804), (4, 52385103), (6, 34923402), (9, 23282268), (12, 17461701), (18, 11641134), (27, 7760756), (36, 5820567), (54, 3880378), (108, 1940189), (163, 1285524), (326, 642762), (489, 428508), (652, 321381), (978, 214254), (1467, 142836), (1956, 107127), (2934, 71418), (4401, 47612), (5868, 35709), (8802, 23806), (11903, 17604)]