219978003733

素因数分解:

${\mathrm{421}}^1\times {\mathrm{641}}^1\times {\mathrm{887}}^1\times {\mathrm{919}}^1$

素因数の和:2868

約数の個数: 16

約数和(自身を含む): 221334071040

約数和(自身を除く): 1356067307

約数列:

[1, 421, 641, 887, 919, 269861, 373427, 386899, 568567, 589079, 815153, 239366707, 248002259, 343179413, 522513073, 219978003733]

約数ペア:

[(1, 219978003733), (421, 522513073), (641, 343179413), (887, 248002259), (919, 239366707), (269861, 815153), (373427, 589079), (386899, 568567)]