27712295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 11478745

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 809, 1105, 2015, 2635, 4045, 6851, 10517, 13753, 25079, 34255, 52585, 68765, 125395, 178789, 326027, 426343, 893945, 1630135, 2131715, 5542459, 27712295]

約数ペア:

[(1, 27712295), (5, 5542459), (13, 2131715), (17, 1630135), (31, 893945), (65, 426343), (85, 326027), (155, 178789), (221, 125395), (403, 68765), (527, 52585), (809, 34255), (1105, 25079), (2015, 13753), (2635, 10517), (4045, 6851)]