81741506

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 156805632

約数和(自身を除く): 75064126

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 191, 382, 397, 539, 794, 1078, 1337, 2101, 2674, 2779, 4202, 4367, 5558, 8734, 9359, 14707, 18718, 19453, 29414, 30569, 38906, 61138, 75827, 102949, 151654, 205898, 213983, 427966, 530789, 834097, 1061578, 1668194, 3715523, 5838679, 7431046, 11677358, 40870753, 81741506]

約数ペア:

[(1, 81741506), (2, 40870753), (7, 11677358), (11, 7431046), (14, 5838679), (22, 3715523), (49, 1668194), (77, 1061578), (98, 834097), (154, 530789), (191, 427966), (382, 213983), (397, 205898), (539, 151654), (794, 102949), (1078, 75827), (1337, 61138), (2101, 38906), (2674, 30569), (2779, 29414), (4202, 19453), (4367, 18718), (5558, 14707), (8734, 9359)]