78991198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1987}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 140273280

約数和(自身を除く): 61282082

約数列:

[1, 2, 11, 13, 22, 26, 139, 143, 278, 286, 1529, 1807, 1987, 3058, 3614, 3974, 19877, 21857, 25831, 39754, 43714, 51662, 276193, 284141, 552386, 568282, 3038123, 3590509, 6076246, 7181018, 39495599, 78991198]

約数ペア:

[(1, 78991198), (2, 39495599), (11, 7181018), (13, 6076246), (22, 3590509), (26, 3038123), (139, 568282), (143, 552386), (278, 284141), (286, 276193), (1529, 51662), (1807, 43714), (1987, 39754), (3058, 25831), (3614, 21857), (3974, 19877)]