289334067

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 467140608

約数和(自身を除く): 177806541

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 127, 131, 187, 341, 381, 393, 527, 561, 1023, 1397, 1441, 1581, 2159, 2227, 3937, 4061, 4191, 4323, 5797, 6477, 6681, 11811, 12183, 16637, 17391, 23749, 24497, 43307, 44671, 49911, 66929, 69037, 71247, 73491, 129921, 134013, 183007, 200787, 207111, 282829, 515747, 549021, 736219, 759407, 848487, 1547241, 2208657, 2278221, 3111119, 5673217, 8767699, 9333357, 17019651, 26303097, 96444689, 289334067]

約数ペア:

[(1, 289334067), (3, 96444689), (11, 26303097), (17, 17019651), (31, 9333357), (33, 8767699), (51, 5673217), (93, 3111119), (127, 2278221), (131, 2208657), (187, 1547241), (341, 848487), (381, 759407), (393, 736219), (527, 549021), (561, 515747), (1023, 282829), (1397, 207111), (1441, 200787), (1581, 183007), (2159, 134013), (2227, 129921), (3937, 73491), (4061, 71247), (4191, 69037), (4323, 66929), (5797, 49911), (6477, 44671), (6681, 43307), (11811, 24497), (12183, 23749), (16637, 17391)]