287331815

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{4001}}^1$

素因数の和:4330

約数の個数: 16

約数和(自身を含む): 352688256

約数和(自身を除く): 65356441

約数列:

[1, 5, 53, 265, 271, 1355, 4001, 14363, 20005, 71815, 212053, 1060265, 1084271, 5421355, 57466363, 287331815]

約数ペア:

[(1, 287331815), (5, 57466363), (53, 5421355), (265, 1084271), (271, 1060265), (1355, 212053), (4001, 71815), (14363, 20005)]