289453045

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 435483648

約数和(自身を除く): 146030603

約数列:

[1, 5, 7, 23, 31, 35, 49, 115, 155, 161, 217, 245, 713, 805, 1085, 1127, 1519, 1657, 3565, 4991, 5635, 7595, 8285, 11599, 24955, 34937, 38111, 51367, 57995, 81193, 174685, 190555, 256835, 266777, 359569, 405965, 1181441, 1333885, 1797845, 1867439, 2516983, 5907205, 8270087, 9337195, 12584915, 41350435, 57890609, 289453045]

約数ペア:

[(1, 289453045), (5, 57890609), (7, 41350435), (23, 12584915), (31, 9337195), (35, 8270087), (49, 5907205), (115, 2516983), (155, 1867439), (161, 1797845), (217, 1333885), (245, 1181441), (713, 405965), (805, 359569), (1085, 266777), (1127, 256835), (1519, 190555), (1657, 174685), (3565, 81193), (4991, 57995), (5635, 51367), (7595, 38111), (8285, 34937), (11599, 24955)]