12723711

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 24084480

約数和(自身を除く): 11360769

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 133, 143, 209, 223, 231, 247, 273, 399, 429, 627, 669, 741, 1001, 1463, 1561, 1729, 2453, 2717, 2899, 3003, 4237, 4389, 4683, 5187, 7359, 8151, 8697, 12711, 17171, 19019, 20293, 29659, 31889, 46607, 51513, 55081, 57057, 60879, 88977, 95667, 139821, 165243, 223223, 326249, 385567, 605891, 669669, 978747, 1156701, 1817673, 4241237, 12723711]

約数ペア:

[(1, 12723711), (3, 4241237), (7, 1817673), (11, 1156701), (13, 978747), (19, 669669), (21, 605891), (33, 385567), (39, 326249), (57, 223223), (77, 165243), (91, 139821), (133, 95667), (143, 88977), (209, 60879), (223, 57057), (231, 55081), (247, 51513), (273, 46607), (399, 31889), (429, 29659), (627, 20293), (669, 19019), (741, 17171), (1001, 12711), (1463, 8697), (1561, 8151), (1729, 7359), (2453, 5187), (2717, 4683), (2899, 4389), (3003, 4237)]