297975782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 520224768

約数和(自身を除く): 222248986

約数列:

[1, 2, 13, 26, 31, 41, 62, 71, 82, 127, 142, 254, 403, 533, 806, 923, 1066, 1271, 1651, 1846, 2201, 2542, 2911, 3302, 3937, 4402, 5207, 5822, 7874, 9017, 10414, 16523, 18034, 28613, 33046, 37843, 51181, 57226, 67691, 75686, 90241, 102362, 117221, 135382, 161417, 180482, 234442, 279527, 322834, 369697, 559054, 739394, 1173133, 2098421, 2346266, 3633851, 4196842, 4806061, 7267702, 9612122, 11460607, 22921214, 148987891, 297975782]

約数ペア:

[(1, 297975782), (2, 148987891), (13, 22921214), (26, 11460607), (31, 9612122), (41, 7267702), (62, 4806061), (71, 4196842), (82, 3633851), (127, 2346266), (142, 2098421), (254, 1173133), (403, 739394), (533, 559054), (806, 369697), (923, 322834), (1066, 279527), (1271, 234442), (1651, 180482), (1846, 161417), (2201, 135382), (2542, 117221), (2911, 102362), (3302, 90241), (3937, 75686), (4402, 67691), (5207, 57226), (5822, 51181), (7874, 37843), (9017, 33046), (10414, 28613), (16523, 18034)]