649898210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4999217}}^1$

素因数の和:4999237

約数の個数: 16

約数和(自身を含む): 1259802936

約数和(自身を除く): 609904726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4999217, 9998434, 24996085, 49992170, 64989821, 129979642, 324949105, 649898210]

約数ペア:

[(1, 649898210), (2, 324949105), (5, 129979642), (10, 64989821), (13, 49992170), (26, 24996085), (65, 9998434), (130, 4999217)]