27647865

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1$

素因数の和:1759

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 31864455

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1721, 1785, 2295, 3213, 5163, 5355, 8605, 12047, 15489, 16065, 25815, 29257, 36141, 46467, 60235, 77445, 87771, 108423, 146285, 180705, 204799, 232335, 263313, 325269, 438855, 542115, 614397, 789939, 1023995, 1316565, 1626345, 1843191, 3071985, 3949695, 5529573, 9215955, 27647865]

約数ペア:

[(1, 27647865), (3, 9215955), (5, 5529573), (7, 3949695), (9, 3071985), (15, 1843191), (17, 1626345), (21, 1316565), (27, 1023995), (35, 789939), (45, 614397), (51, 542115), (63, 438855), (85, 325269), (105, 263313), (119, 232335), (135, 204799), (153, 180705), (189, 146285), (255, 108423), (315, 87771), (357, 77445), (459, 60235), (595, 46467), (765, 36141), (945, 29257), (1071, 25815), (1721, 16065), (1785, 15489), (2295, 12047), (3213, 8605), (5163, 5355)]