260666847

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67829}}^1$

素因数の和:67903

約数の個数: 24

約数和(自身を含む): 437367840

約数和(自身を除く): 176700993

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 67829, 203487, 474803, 610461, 1424409, 4137569, 4273227, 12412707, 28962983, 37238121, 86888949, 260666847]

約数ペア:

[(1, 260666847), (3, 86888949), (7, 37238121), (9, 28962983), (21, 12412707), (61, 4273227), (63, 4137569), (183, 1424409), (427, 610461), (549, 474803), (1281, 203487), (3843, 67829)]