7221747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 11063808

約数和(自身を除く): 3842061

約数列:

[1, 3, 13, 23, 39, 69, 83, 97, 249, 291, 299, 897, 1079, 1261, 1909, 2231, 3237, 3783, 5727, 6693, 8051, 24153, 24817, 29003, 74451, 87009, 104663, 185173, 313989, 555519, 2407249, 7221747]

約数ペア:

[(1, 7221747), (3, 2407249), (13, 555519), (23, 313989), (39, 185173), (69, 104663), (83, 87009), (97, 74451), (249, 29003), (291, 24817), (299, 24153), (897, 8051), (1079, 6693), (1261, 5727), (1909, 3783), (2231, 3237)]