26998041

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 42467328

約数和(自身を除く): 15469287

約数列:

[1, 3, 7, 21, 53, 127, 159, 191, 371, 381, 573, 889, 1113, 1337, 2667, 4011, 6731, 10123, 20193, 24257, 30369, 47117, 70861, 72771, 141351, 169799, 212583, 509397, 1285621, 3856863, 8999347, 26998041]

約数ペア:

[(1, 26998041), (3, 8999347), (7, 3856863), (21, 1285621), (53, 509397), (127, 212583), (159, 169799), (191, 141351), (371, 72771), (381, 70861), (573, 47117), (889, 30369), (1113, 24257), (1337, 20193), (2667, 10123), (4011, 6731)]