13531791

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 23148384

約数和(自身を除く): 9616593

約数列:

[1, 3, 7, 13, 21, 39, 49, 73, 91, 97, 147, 219, 273, 291, 511, 637, 679, 949, 1261, 1533, 1911, 2037, 2847, 3577, 3783, 4753, 6643, 7081, 8827, 10731, 14259, 19929, 21243, 26481, 46501, 49567, 61789, 92053, 139503, 148701, 185367, 276159, 346969, 644371, 1040907, 1933113, 4510597, 13531791]

約数ペア:

[(1, 13531791), (3, 4510597), (7, 1933113), (13, 1040907), (21, 644371), (39, 346969), (49, 276159), (73, 185367), (91, 148701), (97, 139503), (147, 92053), (219, 61789), (273, 49567), (291, 46501), (511, 26481), (637, 21243), (679, 19929), (949, 14259), (1261, 10731), (1533, 8827), (1911, 7081), (2037, 6643), (2847, 4753), (3577, 3783)]