78981516

素因数分解:

$2^2\times 3^2\times {\mathrm{521}}^1\times {\mathrm{4211}}^1$

素因数の和:4742

約数の個数: 36

約数和(自身を含む): 200078424

約数和(自身を除く): 121096908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521, 1042, 1563, 2084, 3126, 4211, 4689, 6252, 8422, 9378, 12633, 16844, 18756, 25266, 37899, 50532, 75798, 151596, 2193931, 4387862, 6581793, 8775724, 13163586, 19745379, 26327172, 39490758, 78981516]

約数ペア:

[(1, 78981516), (2, 39490758), (3, 26327172), (4, 19745379), (6, 13163586), (9, 8775724), (12, 6581793), (18, 4387862), (36, 2193931), (521, 151596), (1042, 75798), (1563, 50532), (2084, 37899), (3126, 25266), (4211, 18756), (4689, 16844), (6252, 12633), (8422, 9378)]