28779282

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3217}}^1$

素因数の和:3303

約数の個数: 48

約数和(自身を含む): 72289152

約数和(自身を除く): 43509870

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 3217, 4473, 6434, 8946, 9651, 19302, 22519, 28953, 45038, 57906, 67557, 135114, 202671, 228407, 405342, 456814, 685221, 1370442, 1598849, 2055663, 3197698, 4111326, 4796547, 9593094, 14389641, 28779282]

約数ペア:

[(1, 28779282), (2, 14389641), (3, 9593094), (6, 4796547), (7, 4111326), (9, 3197698), (14, 2055663), (18, 1598849), (21, 1370442), (42, 685221), (63, 456814), (71, 405342), (126, 228407), (142, 202671), (213, 135114), (426, 67557), (497, 57906), (639, 45038), (994, 28953), (1278, 22519), (1491, 19302), (2982, 9651), (3217, 8946), (4473, 6434)]