438354

素因数分解:

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

素因数の和:100

約数の個数: 48

約数和(自身を含む): 1123200

約数和(自身を除く): 684846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 213, 294, 343, 426, 441, 497, 639, 686, 882, 994, 1029, 1278, 1491, 2058, 2982, 3087, 3479, 4473, 6174, 6958, 8946, 10437, 20874, 24353, 31311, 48706, 62622, 73059, 146118, 219177, 438354]

約数ペア:

[(1, 438354), (2, 219177), (3, 146118), (6, 73059), (7, 62622), (9, 48706), (14, 31311), (18, 24353), (21, 20874), (42, 10437), (49, 8946), (63, 6958), (71, 6174), (98, 4473), (126, 3479), (142, 3087), (147, 2982), (213, 2058), (294, 1491), (343, 1278), (426, 1029), (441, 994), (497, 882), (639, 686)]