25709418

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 65658528

約数和(自身を除く): 39949110

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 103, 126, 147, 206, 283, 294, 309, 441, 566, 618, 721, 849, 882, 927, 1442, 1698, 1854, 1981, 2163, 2547, 3962, 4326, 5047, 5094, 5943, 6489, 10094, 11886, 12978, 13867, 15141, 17829, 27734, 29149, 30282, 35658, 41601, 45423, 58298, 83202, 87447, 90846, 124803, 174894, 204043, 249606, 262341, 408086, 524682, 612129, 1224258, 1428301, 1836387, 2856602, 3672774, 4284903, 8569806, 12854709, 25709418]

約数ペア:

[(1, 25709418), (2, 12854709), (3, 8569806), (6, 4284903), (7, 3672774), (9, 2856602), (14, 1836387), (18, 1428301), (21, 1224258), (42, 612129), (49, 524682), (63, 408086), (98, 262341), (103, 249606), (126, 204043), (147, 174894), (206, 124803), (283, 90846), (294, 87447), (309, 83202), (441, 58298), (566, 45423), (618, 41601), (721, 35658), (849, 30282), (882, 29149), (927, 27734), (1442, 17829), (1698, 15141), (1854, 13867), (1981, 12978), (2163, 11886), (2547, 10094), (3962, 6489), (4326, 5943), (5047, 5094)]