203889356

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 411844608

約数和(自身を除く): 207955252

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 107, 121, 124, 127, 214, 242, 254, 341, 428, 484, 508, 682, 1177, 1364, 1397, 2354, 2794, 3317, 3751, 3937, 4708, 5588, 6634, 7502, 7874, 12947, 13268, 13589, 15004, 15367, 15748, 25894, 27178, 30734, 36487, 43307, 51788, 54356, 61468, 72974, 86614, 145948, 149479, 173228, 298958, 401357, 421259, 476377, 597916, 802714, 842518, 952754, 1605428, 1644269, 1685036, 1905508, 3288538, 4633849, 6577076, 9267698, 18535396, 50972339, 101944678, 203889356]

約数ペア:

[(1, 203889356), (2, 101944678), (4, 50972339), (11, 18535396), (22, 9267698), (31, 6577076), (44, 4633849), (62, 3288538), (107, 1905508), (121, 1685036), (124, 1644269), (127, 1605428), (214, 952754), (242, 842518), (254, 802714), (341, 597916), (428, 476377), (484, 421259), (508, 401357), (682, 298958), (1177, 173228), (1364, 149479), (1397, 145948), (2354, 86614), (2794, 72974), (3317, 61468), (3751, 54356), (3937, 51788), (4708, 43307), (5588, 36487), (6634, 30734), (7502, 27178), (7874, 25894), (12947, 15748), (13268, 15367), (13589, 15004)]