51894315

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 100560096

約数和(自身を除く): 48665781

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 165, 205, 369, 451, 495, 615, 1353, 1845, 2255, 2557, 4059, 6765, 7671, 12785, 20295, 23013, 28127, 38355, 84381, 104837, 115065, 140635, 253143, 314511, 421905, 524185, 943533, 1153207, 1265715, 1572555, 3459621, 4717665, 5766035, 10378863, 17298105, 51894315]

約数ペア:

[(1, 51894315), (3, 17298105), (5, 10378863), (9, 5766035), (11, 4717665), (15, 3459621), (33, 1572555), (41, 1265715), (45, 1153207), (55, 943533), (99, 524185), (123, 421905), (165, 314511), (205, 253143), (369, 140635), (451, 115065), (495, 104837), (615, 84381), (1353, 38355), (1845, 28127), (2255, 23013), (2557, 20295), (4059, 12785), (6765, 7671)]