291250509

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 448795200

約数和(自身を除く): 157544691

約数列:

[1, 3, 11, 29, 33, 73, 87, 121, 219, 319, 363, 379, 803, 957, 1137, 2117, 2409, 3509, 4169, 6351, 8833, 10527, 10991, 12507, 23287, 26499, 27667, 32973, 45859, 69861, 83001, 120901, 137577, 256157, 304337, 362703, 768471, 802343, 913011, 1329911, 2407029, 3347707, 3989733, 8825773, 10043121, 26477319, 97083503, 291250509]

約数ペア:

[(1, 291250509), (3, 97083503), (11, 26477319), (29, 10043121), (33, 8825773), (73, 3989733), (87, 3347707), (121, 2407029), (219, 1329911), (319, 913011), (363, 802343), (379, 768471), (803, 362703), (957, 304337), (1137, 256157), (2117, 137577), (2409, 120901), (3509, 83001), (4169, 69861), (6351, 45859), (8833, 32973), (10527, 27667), (10991, 26499), (12507, 23287)]