405688316

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 810595632

約数和(自身を除く): 404907316

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 101, 121, 172, 193, 202, 242, 386, 404, 473, 484, 772, 946, 1111, 1892, 2123, 2222, 4246, 4343, 4444, 5203, 8299, 8492, 8686, 10406, 12221, 16598, 17372, 19493, 20812, 23353, 24442, 33196, 38986, 46706, 47773, 48884, 77972, 91289, 93412, 95546, 182578, 191092, 214423, 365156, 428846, 525503, 838199, 857692, 1004179, 1051006, 1676398, 2008358, 2102012, 2358653, 3352796, 4016716, 4717306, 9220189, 9434612, 18440378, 36880756, 101422079, 202844158, 405688316]

約数ペア:

[(1, 405688316), (2, 202844158), (4, 101422079), (11, 36880756), (22, 18440378), (43, 9434612), (44, 9220189), (86, 4717306), (101, 4016716), (121, 3352796), (172, 2358653), (193, 2102012), (202, 2008358), (242, 1676398), (386, 1051006), (404, 1004179), (473, 857692), (484, 838199), (772, 525503), (946, 428846), (1111, 365156), (1892, 214423), (2123, 191092), (2222, 182578), (4246, 95546), (4343, 93412), (4444, 91289), (5203, 77972), (8299, 48884), (8492, 47773), (8686, 46706), (10406, 38986), (12221, 33196), (16598, 24442), (17372, 23353), (19493, 20812)]