1381289230

素因数分解:

$2^1\times 5^1\times {\mathrm{2113}}^1\times {\mathrm{65371}}^1$

素因数の和:67491

約数の個数: 16

約数和(自身を含む): 2487535344

約数和(自身を除く): 1106246114

約数列:

[1, 2, 5, 10, 2113, 4226, 10565, 21130, 65371, 130742, 326855, 653710, 138128923, 276257846, 690644615, 1381289230]

約数ペア:

[(1, 1381289230), (2, 690644615), (5, 276257846), (10, 138128923), (2113, 653710), (4226, 326855), (10565, 130742), (21130, 65371)]