218635564

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1607}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 451680768

約数和(自身を除く): 233045204

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 113, 172, 226, 301, 452, 602, 791, 1204, 1582, 1607, 3164, 3214, 4859, 6428, 9718, 11249, 19436, 22498, 34013, 44996, 68026, 69101, 136052, 138202, 181591, 276404, 363182, 483707, 726364, 967414, 1271137, 1934828, 2542274, 5084548, 7808413, 15616826, 31233652, 54658891, 109317782, 218635564]

約数ペア:

[(1, 218635564), (2, 109317782), (4, 54658891), (7, 31233652), (14, 15616826), (28, 7808413), (43, 5084548), (86, 2542274), (113, 1934828), (172, 1271137), (226, 967414), (301, 726364), (452, 483707), (602, 363182), (791, 276404), (1204, 181591), (1582, 138202), (1607, 136052), (3164, 69101), (3214, 68026), (4859, 44996), (6428, 34013), (9718, 22498), (11249, 19436)]