77381213

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 96624000

約数和(自身を除く): 19242787

約数列:

[1, 7, 13, 91, 149, 169, 439, 1043, 1183, 1937, 3073, 5707, 13559, 25181, 39949, 65411, 74191, 176267, 457877, 519337, 850343, 5952401, 11054459, 77381213]

約数ペア:

[(1, 77381213), (7, 11054459), (13, 5952401), (91, 850343), (149, 519337), (169, 457877), (439, 176267), (1043, 74191), (1183, 65411), (1937, 39949), (3073, 25181), (5707, 13559)]