388645972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{679451}}^1$

素因数の和:679479

約数の個数: 24

約数和(自身を含む): 799035552

約数和(自身を除く): 410389580

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 679451, 1358902, 2717804, 7473961, 8832863, 14947922, 17665726, 29895844, 35331452, 97161493, 194322986, 388645972]

約数ペア:

[(1, 388645972), (2, 194322986), (4, 97161493), (11, 35331452), (13, 29895844), (22, 17665726), (26, 14947922), (44, 8832863), (52, 7473961), (143, 2717804), (286, 1358902), (572, 679451)]