72142077

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 112691200

約数和(自身を除く): 40549123

約数列:

[1, 3, 7, 21, 61, 183, 199, 283, 427, 597, 849, 1281, 1393, 1981, 4179, 5943, 12139, 17263, 36417, 51789, 56317, 84973, 120841, 168951, 254919, 362523, 394219, 1182657, 3435337, 10306011, 24047359, 72142077]

約数ペア:

[(1, 72142077), (3, 24047359), (7, 10306011), (21, 3435337), (61, 1182657), (183, 394219), (199, 362523), (283, 254919), (427, 168951), (597, 120841), (849, 84973), (1281, 56317), (1393, 51789), (1981, 36417), (4179, 17263), (5943, 12139)]