12784212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 37384256

約数和(自身を除く): 24600044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 97, 126, 194, 252, 291, 388, 523, 582, 679, 873, 1046, 1164, 1358, 1569, 1746, 2037, 2092, 2716, 3138, 3492, 3661, 4074, 4707, 6111, 6276, 7322, 8148, 9414, 10983, 12222, 14644, 18828, 21966, 24444, 32949, 43932, 50731, 65898, 101462, 131796, 152193, 202924, 304386, 355117, 456579, 608772, 710234, 913158, 1065351, 1420468, 1826316, 2130702, 3196053, 4261404, 6392106, 12784212]

約数ペア:

[(1, 12784212), (2, 6392106), (3, 4261404), (4, 3196053), (6, 2130702), (7, 1826316), (9, 1420468), (12, 1065351), (14, 913158), (18, 710234), (21, 608772), (28, 456579), (36, 355117), (42, 304386), (63, 202924), (84, 152193), (97, 131796), (126, 101462), (194, 65898), (252, 50731), (291, 43932), (388, 32949), (523, 24444), (582, 21966), (679, 18828), (873, 14644), (1046, 12222), (1164, 10983), (1358, 9414), (1569, 8148), (1746, 7322), (2037, 6276), (2092, 6111), (2716, 4707), (3138, 4074), (3492, 3661)]