27481275

素因数分解:

$3^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 60

約数和(自身を含む): 52303944

約数和(自身を除く): 24822669

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 81, 123, 135, 205, 225, 331, 369, 405, 615, 675, 993, 1025, 1107, 1655, 1845, 2025, 2979, 3075, 3321, 4965, 5535, 8275, 8937, 9225, 13571, 14895, 16605, 24825, 26811, 27675, 40713, 44685, 67855, 74475, 83025, 122139, 134055, 203565, 223425, 339275, 366417, 610695, 670275, 1017825, 1099251, 1832085, 3053475, 5496255, 9160425, 27481275]

約数ペア:

[(1, 27481275), (3, 9160425), (5, 5496255), (9, 3053475), (15, 1832085), (25, 1099251), (27, 1017825), (41, 670275), (45, 610695), (75, 366417), (81, 339275), (123, 223425), (135, 203565), (205, 134055), (225, 122139), (331, 83025), (369, 74475), (405, 67855), (615, 44685), (675, 40713), (993, 27675), (1025, 26811), (1107, 24825), (1655, 16605), (1845, 14895), (2025, 13571), (2979, 9225), (3075, 8937), (3321, 8275), (4965, 5535)]