65415405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23321}}^1$

素因数の和:23357

約数の個数: 32

約数和(自身を含む): 120901248

約数和(自身を除く): 55485843

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 23321, 69963, 116605, 256531, 349815, 396457, 769593, 1189371, 1282655, 1982285, 3847965, 4361027, 5946855, 13083081, 21805135, 65415405]

約数ペア:

[(1, 65415405), (3, 21805135), (5, 13083081), (11, 5946855), (15, 4361027), (17, 3847965), (33, 1982285), (51, 1282655), (55, 1189371), (85, 769593), (165, 396457), (187, 349815), (255, 256531), (561, 116605), (935, 69963), (2805, 23321)]