65978955

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 147093408

約数和(自身を除く): 81114453

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 37, 45, 51, 63, 81, 85, 105, 111, 119, 135, 153, 185, 189, 255, 259, 315, 333, 357, 405, 459, 555, 567, 595, 629, 765, 777, 945, 999, 1071, 1295, 1369, 1377, 1665, 1785, 1887, 2295, 2331, 2835, 2997, 3145, 3213, 3885, 4107, 4403, 4995, 5355, 5661, 6845, 6885, 6993, 9435, 9583, 9639, 11655, 12321, 13209, 14985, 16065, 16983, 20535, 20979, 22015, 23273, 28305, 28749, 34965, 36963, 39627, 47915, 48195, 50949, 61605, 66045, 69819, 84915, 86247, 104895, 110889, 116365, 118881, 143745, 162911, 184815, 198135, 209457, 254745, 258741, 349095, 356643, 431235, 488733, 554445, 594405, 628371, 776223, 814555, 1047285, 1293705, 1466199, 1783215, 1885113, 2443665, 3141855, 3881115, 4398597, 7330995, 9425565, 13195791, 21992985, 65978955]

約数ペア:

[(1, 65978955), (3, 21992985), (5, 13195791), (7, 9425565), (9, 7330995), (15, 4398597), (17, 3881115), (21, 3141855), (27, 2443665), (35, 1885113), (37, 1783215), (45, 1466199), (51, 1293705), (63, 1047285), (81, 814555), (85, 776223), (105, 628371), (111, 594405), (119, 554445), (135, 488733), (153, 431235), (185, 356643), (189, 349095), (255, 258741), (259, 254745), (315, 209457), (333, 198135), (357, 184815), (405, 162911), (459, 143745), (555, 118881), (567, 116365), (595, 110889), (629, 104895), (765, 86247), (777, 84915), (945, 69819), (999, 66045), (1071, 61605), (1295, 50949), (1369, 48195), (1377, 47915), (1665, 39627), (1785, 36963), (1887, 34965), (2295, 28749), (2331, 28305), (2835, 23273), (2997, 22015), (3145, 20979), (3213, 20535), (3885, 16983), (4107, 16065), (4403, 14985), (4995, 13209), (5355, 12321), (5661, 11655), (6845, 9639), (6885, 9583), (6993, 9435)]