13641397

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 4502603

約数列:

[1, 7, 11, 29, 41, 77, 149, 203, 287, 319, 451, 1043, 1189, 1639, 2233, 3157, 4321, 6109, 8323, 11473, 13079, 30247, 42763, 47531, 67199, 91553, 177161, 332717, 470393, 1240127, 1948771, 13641397]

約数ペア:

[(1, 13641397), (7, 1948771), (11, 1240127), (29, 470393), (41, 332717), (77, 177161), (149, 91553), (203, 67199), (287, 47531), (319, 42763), (451, 30247), (1043, 13079), (1189, 11473), (1639, 8323), (2233, 6109), (3157, 4321)]