218998756

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 412231680

約数和(自身を除く): 193232924

約数列:

[1, 2, 4, 31, 47, 53, 62, 94, 106, 124, 188, 212, 709, 1418, 1457, 1643, 2491, 2836, 2914, 3286, 4982, 5828, 6572, 9964, 21979, 33323, 37577, 43958, 66646, 75154, 77221, 87916, 133292, 150308, 154442, 308884, 1033013, 1164887, 1766119, 2066026, 2329774, 3532238, 4132052, 4659548, 7064476, 54749689, 109499378, 218998756]

約数ペア:

[(1, 218998756), (2, 109499378), (4, 54749689), (31, 7064476), (47, 4659548), (53, 4132052), (62, 3532238), (94, 2329774), (106, 2066026), (124, 1766119), (188, 1164887), (212, 1033013), (709, 308884), (1418, 154442), (1457, 150308), (1643, 133292), (2491, 87916), (2836, 77221), (2914, 75154), (3286, 66646), (4982, 43958), (5828, 37577), (6572, 33323), (9964, 21979)]