2813706

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 7061184

約数和(自身を除く): 4247478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 163, 274, 326, 411, 489, 822, 959, 978, 1141, 1233, 1467, 1918, 2282, 2466, 2877, 2934, 3423, 5754, 6846, 8631, 10269, 17262, 20538, 22331, 44662, 66993, 133986, 156317, 200979, 312634, 401958, 468951, 937902, 1406853, 2813706]

約数ペア:

[(1, 2813706), (2, 1406853), (3, 937902), (6, 468951), (7, 401958), (9, 312634), (14, 200979), (18, 156317), (21, 133986), (42, 66993), (63, 44662), (126, 22331), (137, 20538), (163, 17262), (274, 10269), (326, 8631), (411, 6846), (489, 5754), (822, 3423), (959, 2934), (978, 2877), (1141, 2466), (1233, 2282), (1467, 1918)]