680538243

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{1201}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 1145919488

約数和(自身を除く): 465381245

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 223, 231, 363, 669, 847, 1201, 1561, 2453, 2541, 3603, 4683, 7359, 8407, 13211, 17171, 25221, 26983, 39633, 51513, 80949, 92477, 145321, 188881, 267823, 277431, 435963, 566643, 803469, 1017247, 1874761, 2946053, 3051741, 5624283, 8838159, 20622371, 32406583, 61867113, 97219749, 226846081, 680538243]

約数ペア:

[(1, 680538243), (3, 226846081), (7, 97219749), (11, 61867113), (21, 32406583), (33, 20622371), (77, 8838159), (121, 5624283), (223, 3051741), (231, 2946053), (363, 1874761), (669, 1017247), (847, 803469), (1201, 566643), (1561, 435963), (2453, 277431), (2541, 267823), (3603, 188881), (4683, 145321), (7359, 92477), (8407, 80949), (13211, 51513), (17171, 39633), (25221, 26983)]