78400978

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{18517}}^1$

素因数の和:18621

約数の個数: 16

約数和(自身を含む): 123329880

約数和(自身を除く): 44928902

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 18517, 37034, 536993, 1073986, 1351741, 2703482, 39200489, 78400978]

約数ペア:

[(1, 78400978), (2, 39200489), (29, 2703482), (58, 1351741), (73, 1073986), (146, 536993), (2117, 37034), (4234, 18517)]