13258917

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 23514240

約数和(自身を除く): 10255323

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 73, 93, 189, 217, 219, 279, 511, 651, 657, 837, 961, 1533, 1953, 1971, 2263, 2883, 4599, 5859, 6727, 6789, 8649, 13797, 15841, 20181, 20367, 25947, 47523, 60543, 61101, 70153, 142569, 181629, 210459, 427707, 491071, 631377, 1473213, 1894131, 4419639, 13258917]

約数ペア:

[(1, 13258917), (3, 4419639), (7, 1894131), (9, 1473213), (21, 631377), (27, 491071), (31, 427707), (63, 210459), (73, 181629), (93, 142569), (189, 70153), (217, 61101), (219, 60543), (279, 47523), (511, 25947), (651, 20367), (657, 20181), (837, 15841), (961, 13797), (1533, 8649), (1953, 6789), (1971, 6727), (2263, 5859), (2883, 4599)]