291207393

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2333}}^1$

素因数の和:2435

約数の個数: 40

約数和(自身を含む): 460899648

約数和(自身を除く): 169692255

約数列:

[1, 3, 9, 23, 27, 67, 69, 81, 201, 207, 603, 621, 1541, 1809, 1863, 2333, 4623, 5427, 6999, 13869, 20997, 41607, 53659, 62991, 124821, 156311, 160977, 188973, 468933, 482931, 1406799, 1448793, 3595153, 4220397, 4346379, 10785459, 12661191, 32356377, 97069131, 291207393]

約数ペア:

[(1, 291207393), (3, 97069131), (9, 32356377), (23, 12661191), (27, 10785459), (67, 4346379), (69, 4220397), (81, 3595153), (201, 1448793), (207, 1406799), (603, 482931), (621, 468933), (1541, 188973), (1809, 160977), (1863, 156311), (2333, 124821), (4623, 62991), (5427, 53659), (6999, 41607), (13869, 20997)]