27621209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21101}}^1$

素因数の和:21136

約数の個数: 16

約数和(自身を含む): 36464256

約数和(自身を除く): 8843047

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 21101, 147707, 232111, 358717, 1624777, 2511019, 3945887, 27621209]

約数ペア:

[(1, 27621209), (7, 3945887), (11, 2511019), (17, 1624777), (77, 358717), (119, 232111), (187, 147707), (1309, 21101)]