248394636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13883}}^1$

素因数の和:13971

約数の個数: 72

約数和(自身を含む): 727743744

約数和(自身を除く): 479349108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 13883, 17892, 27766, 41649, 55532, 83298, 97181, 124947, 166596, 194362, 249894, 291543, 388724, 499788, 583086, 874629, 985693, 1166172, 1749258, 1971386, 2957079, 3498516, 3942772, 5914158, 6899851, 8871237, 11828316, 13799702, 17742474, 20699553, 27599404, 35484948, 41399106, 62098659, 82798212, 124197318, 248394636]

約数ペア:

[(1, 248394636), (2, 124197318), (3, 82798212), (4, 62098659), (6, 41399106), (7, 35484948), (9, 27599404), (12, 20699553), (14, 17742474), (18, 13799702), (21, 11828316), (28, 8871237), (36, 6899851), (42, 5914158), (63, 3942772), (71, 3498516), (84, 2957079), (126, 1971386), (142, 1749258), (213, 1166172), (252, 985693), (284, 874629), (426, 583086), (497, 499788), (639, 388724), (852, 291543), (994, 249894), (1278, 194362), (1491, 166596), (1988, 124947), (2556, 97181), (2982, 83298), (4473, 55532), (5964, 41649), (8946, 27766), (13883, 17892)]