28166535

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4125

約数の個数: 40

約数和(自身を含む): 53474256

約数和(自身を除く): 25307721

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 4091, 6885, 12273, 20455, 36819, 61365, 69547, 110457, 184095, 208641, 331371, 347735, 552285, 625923, 1043205, 1656855, 1877769, 3129615, 5633307, 9388845, 28166535]

約数ペア:

[(1, 28166535), (3, 9388845), (5, 5633307), (9, 3129615), (15, 1877769), (17, 1656855), (27, 1043205), (45, 625923), (51, 552285), (81, 347735), (85, 331371), (135, 208641), (153, 184095), (255, 110457), (405, 69547), (459, 61365), (765, 36819), (1377, 20455), (2295, 12273), (4091, 6885)]