1281570213

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5547923}}^1$

素因数の和:5547944

約数の個数: 16

約数和(自身を含む): 2130402816

約数和(自身を除く): 848832603

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 5547923, 16643769, 38835461, 61027153, 116506383, 183081459, 427190071, 1281570213]

約数ペア:

[(1, 1281570213), (3, 427190071), (7, 183081459), (11, 116506383), (21, 61027153), (33, 38835461), (77, 16643769), (231, 5547923)]