289301397

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 495452160

約数和(自身を除く): 206150763

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 83, 191, 231, 237, 249, 553, 573, 581, 869, 913, 1337, 1659, 1743, 2101, 2607, 2739, 4011, 6083, 6303, 6391, 6557, 14707, 15089, 15853, 18249, 19173, 19671, 44121, 45267, 45899, 47559, 72127, 105623, 110971, 137697, 165979, 174383, 216381, 316869, 332913, 497937, 504889, 523149, 1161853, 1220681, 1252387, 1514667, 3485559, 3662043, 3757161, 8766709, 13776257, 26300127, 41328771, 96433799, 289301397]

約数ペア:

[(1, 289301397), (3, 96433799), (7, 41328771), (11, 26300127), (21, 13776257), (33, 8766709), (77, 3757161), (79, 3662043), (83, 3485559), (191, 1514667), (231, 1252387), (237, 1220681), (249, 1161853), (553, 523149), (573, 504889), (581, 497937), (869, 332913), (913, 316869), (1337, 216381), (1659, 174383), (1743, 165979), (2101, 137697), (2607, 110971), (2739, 105623), (4011, 72127), (6083, 47559), (6303, 45899), (6391, 45267), (6557, 44121), (14707, 19671), (15089, 19173), (15853, 18249)]