56401335

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 100638720

約数和(自身を除く): 44237385

約数列:

[1, 3, 5, 9, 15, 45, 71, 127, 139, 213, 355, 381, 417, 635, 639, 695, 1065, 1143, 1251, 1905, 2085, 3195, 5715, 6255, 9017, 9869, 17653, 27051, 29607, 45085, 49345, 52959, 81153, 88265, 88821, 135255, 148035, 158877, 264795, 405765, 444105, 794385, 1253363, 3760089, 6266815, 11280267, 18800445, 56401335]

約数ペア:

[(1, 56401335), (3, 18800445), (5, 11280267), (9, 6266815), (15, 3760089), (45, 1253363), (71, 794385), (127, 444105), (139, 405765), (213, 264795), (355, 158877), (381, 148035), (417, 135255), (635, 88821), (639, 88265), (695, 81153), (1065, 52959), (1143, 49345), (1251, 45085), (1905, 29607), (2085, 27051), (3195, 17653), (5715, 9869), (6255, 9017)]