2116720905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{2381}}^1$

素因数の和:2546

約数の個数: 64

約数和(自身を含む): 3764855808

約数和(自身を除く): 1648134903

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 97, 141, 195, 235, 291, 485, 611, 705, 1261, 1455, 1833, 2381, 3055, 3783, 4559, 6305, 7143, 9165, 11905, 13677, 18915, 22795, 30953, 35715, 59267, 68385, 92859, 111907, 154765, 177801, 230957, 296335, 335721, 464295, 559535, 692871, 889005, 1154785, 1454791, 1678605, 3002441, 3464355, 4364373, 7273955, 9007323, 10854979, 15012205, 21821865, 32564937, 45036615, 54274895, 141114727, 162824685, 423344181, 705573635, 2116720905]

約数ペア:

[(1, 2116720905), (3, 705573635), (5, 423344181), (13, 162824685), (15, 141114727), (39, 54274895), (47, 45036615), (65, 32564937), (97, 21821865), (141, 15012205), (195, 10854979), (235, 9007323), (291, 7273955), (485, 4364373), (611, 3464355), (705, 3002441), (1261, 1678605), (1455, 1454791), (1833, 1154785), (2381, 889005), (3055, 692871), (3783, 559535), (4559, 464295), (6305, 335721), (7143, 296335), (9165, 230957), (11905, 177801), (13677, 154765), (18915, 111907), (22795, 92859), (30953, 68385), (35715, 59267)]