17891055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 40569984

約数和(自身を除く): 22678929

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 35, 39, 45, 51, 63, 65, 85, 91, 105, 117, 119, 153, 195, 221, 255, 257, 273, 315, 357, 455, 585, 595, 663, 765, 771, 819, 1071, 1105, 1285, 1365, 1547, 1785, 1799, 1989, 2313, 3315, 3341, 3855, 4095, 4369, 4641, 5355, 5397, 7735, 8995, 9945, 10023, 11565, 13107, 13923, 16191, 16705, 21845, 23205, 23387, 26985, 30069, 30583, 39321, 50115, 56797, 65535, 69615, 70161, 80955, 91749, 116935, 150345, 152915, 170391, 196605, 210483, 275247, 283985, 350805, 397579, 458745, 511173, 851955, 1052415, 1192737, 1376235, 1987895, 2555865, 3578211, 5963685, 17891055]

約数ペア:

[(1, 17891055), (3, 5963685), (5, 3578211), (7, 2555865), (9, 1987895), (13, 1376235), (15, 1192737), (17, 1052415), (21, 851955), (35, 511173), (39, 458745), (45, 397579), (51, 350805), (63, 283985), (65, 275247), (85, 210483), (91, 196605), (105, 170391), (117, 152915), (119, 150345), (153, 116935), (195, 91749), (221, 80955), (255, 70161), (257, 69615), (273, 65535), (315, 56797), (357, 50115), (455, 39321), (585, 30583), (595, 30069), (663, 26985), (765, 23387), (771, 23205), (819, 21845), (1071, 16705), (1105, 16191), (1285, 13923), (1365, 13107), (1547, 11565), (1785, 10023), (1799, 9945), (1989, 8995), (2313, 7735), (3315, 5397), (3341, 5355), (3855, 4641), (4095, 4369)]