201491021

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{599}}^1$

素因数の和:1084

約数の個数: 16

約数和(自身を含む): 218764800

約数和(自身を除く): 17273779

約数列:

[1, 17, 47, 421, 599, 799, 7157, 10183, 19787, 28153, 252179, 336379, 478601, 4287043, 11852413, 201491021]

約数ペア:

[(1, 201491021), (17, 11852413), (47, 4287043), (421, 478601), (599, 336379), (799, 252179), (7157, 28153), (10183, 19787)]