1555141021

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{48539}}^1$

素因数の和:48768

約数の個数: 16

約数和(自身を含む): 1863936000

約数和(自身を除く): 308794979

約数列:

[1, 7, 23, 161, 199, 1393, 4577, 32039, 48539, 339773, 1116397, 7814779, 9659261, 67614827, 222163003, 1555141021]

約数ペア:

[(1, 1555141021), (7, 222163003), (23, 67614827), (161, 9659261), (199, 7814779), (1393, 1116397), (4577, 339773), (32039, 48539)]