231931119

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 406978560

約数和(自身を除く): 175047441

約数列:

[1, 3, 7, 17, 19, 21, 31, 51, 57, 93, 119, 133, 217, 323, 357, 399, 527, 589, 651, 969, 1103, 1581, 1767, 2261, 3309, 3689, 4123, 6783, 7721, 10013, 11067, 12369, 18751, 20957, 23163, 30039, 34193, 56253, 62871, 70091, 102579, 131257, 146699, 210273, 239351, 356269, 393771, 440097, 581281, 649667, 718053, 1068807, 1743843, 1949001, 2493883, 4068967, 4547669, 7481649, 11044339, 12206901, 13643007, 33133017, 77310373, 231931119]

約数ペア:

[(1, 231931119), (3, 77310373), (7, 33133017), (17, 13643007), (19, 12206901), (21, 11044339), (31, 7481649), (51, 4547669), (57, 4068967), (93, 2493883), (119, 1949001), (133, 1743843), (217, 1068807), (323, 718053), (357, 649667), (399, 581281), (527, 440097), (589, 393771), (651, 356269), (969, 239351), (1103, 210273), (1581, 146699), (1767, 131257), (2261, 102579), (3309, 70091), (3689, 62871), (4123, 56253), (6783, 34193), (7721, 30039), (10013, 23163), (11067, 20957), (12369, 18751)]