549950401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{23887}}^1$

素因数の和:23941

約数の個数: 32

約数和(自身を含む): 770531328

約数和(自身を除く): 220580927

約数列:

[1, 7, 11, 13, 23, 77, 91, 143, 161, 253, 299, 1001, 1771, 2093, 3289, 23023, 23887, 167209, 262757, 310531, 549401, 1839299, 2173717, 3415841, 3845807, 6043411, 7142213, 23910887, 42303877, 49995491, 78564343, 549950401]

約数ペア:

[(1, 549950401), (7, 78564343), (11, 49995491), (13, 42303877), (23, 23910887), (77, 7142213), (91, 6043411), (143, 3845807), (161, 3415841), (253, 2173717), (299, 1839299), (1001, 549401), (1771, 310531), (2093, 262757), (3289, 167209), (23023, 23887)]