258876815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{6163}}^1$

素因数の和:6470

約数の個数: 16

約数和(自身を含む): 321908736

約数和(自身を除く): 63031921

約数列:

[1, 5, 31, 155, 271, 1355, 6163, 8401, 30815, 42005, 191053, 955265, 1670173, 8350865, 51775363, 258876815]

約数ペア:

[(1, 258876815), (5, 51775363), (31, 8350865), (155, 1670173), (271, 955265), (1355, 191053), (6163, 42005), (8401, 30815)]