1320921601

素因数分解:

${\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 1367644608

約数和(自身を除く): 46723007

約数列:

[1, 43, 131, 421, 557, 5633, 18103, 23951, 55151, 72967, 234497, 2371493, 3137581, 10083371, 30719107, 1320921601]

約数ペア:

[(1, 1320921601), (43, 30719107), (131, 10083371), (421, 3137581), (557, 2371493), (5633, 234497), (18103, 72967), (23951, 55151)]