1308347885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 1852139520

約数和(自身を除く): 543791635

約数列:

[1, 5, 13, 19, 43, 65, 71, 95, 215, 247, 347, 355, 559, 817, 923, 1235, 1349, 1735, 2795, 3053, 4085, 4511, 4615, 6593, 6745, 10621, 14921, 15265, 17537, 22555, 24637, 32965, 39689, 53105, 58007, 74605, 85709, 87685, 123185, 193973, 198445, 283499, 290035, 320281, 428545, 468103, 754091, 969865, 1059391, 1417495, 1601405, 2340515, 3685487, 3770455, 5296955, 6085339, 13772083, 18427435, 20128429, 30426695, 68860415, 100642145, 261669577, 1308347885]

約数ペア:

[(1, 1308347885), (5, 261669577), (13, 100642145), (19, 68860415), (43, 30426695), (65, 20128429), (71, 18427435), (95, 13772083), (215, 6085339), (247, 5296955), (347, 3770455), (355, 3685487), (559, 2340515), (817, 1601405), (923, 1417495), (1235, 1059391), (1349, 969865), (1735, 754091), (2795, 468103), (3053, 428545), (4085, 320281), (4511, 290035), (4615, 283499), (6593, 198445), (6745, 193973), (10621, 123185), (14921, 87685), (15265, 85709), (17537, 74605), (22555, 58007), (24637, 53105), (32965, 39689)]