42784245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 85992192

約数和(自身を除く): 43207947

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 1913, 2485, 3195, 4473, 5739, 7455, 9565, 13391, 17217, 22365, 28695, 40173, 66955, 86085, 120519, 135823, 200865, 407469, 602595, 679115, 950761, 1222407, 2037345, 2852283, 4753805, 6112035, 8556849, 14261415, 42784245]

約数ペア:

[(1, 42784245), (3, 14261415), (5, 8556849), (7, 6112035), (9, 4753805), (15, 2852283), (21, 2037345), (35, 1222407), (45, 950761), (63, 679115), (71, 602595), (105, 407469), (213, 200865), (315, 135823), (355, 120519), (497, 86085), (639, 66955), (1065, 40173), (1491, 28695), (1913, 22365), (2485, 17217), (3195, 13391), (4473, 9565), (5739, 7455)]