315917218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 530500320

約数和(自身を除く): 214583102

約数列:

[1, 2, 19, 31, 38, 41, 62, 82, 211, 422, 589, 779, 961, 1178, 1271, 1558, 1922, 2542, 4009, 6541, 8018, 8651, 13082, 17302, 18259, 24149, 36518, 39401, 48298, 78802, 124279, 164369, 202771, 248558, 268181, 328738, 405542, 536362, 748619, 1497238, 3852649, 5095439, 7705298, 8313611, 10190878, 16627222, 157958609, 315917218]

約数ペア:

[(1, 315917218), (2, 157958609), (19, 16627222), (31, 10190878), (38, 8313611), (41, 7705298), (62, 5095439), (82, 3852649), (211, 1497238), (422, 748619), (589, 536362), (779, 405542), (961, 328738), (1178, 268181), (1271, 248558), (1558, 202771), (1922, 164369), (2542, 124279), (4009, 78802), (6541, 48298), (8018, 39401), (8651, 36518), (13082, 24149), (17302, 18259)]