13140495

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 25344000

約数和(自身を除く): 12203505

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 47, 57, 95, 109, 135, 141, 171, 235, 285, 327, 423, 513, 545, 705, 855, 893, 981, 1269, 1635, 2071, 2115, 2565, 2679, 2943, 4465, 4905, 5123, 6213, 6345, 8037, 10355, 13395, 14715, 15369, 18639, 24111, 25615, 31065, 40185, 46107, 55917, 76845, 93195, 97337, 120555, 138321, 230535, 279585, 292011, 486685, 691605, 876033, 1460055, 2628099, 4380165, 13140495]

約数ペア:

[(1, 13140495), (3, 4380165), (5, 2628099), (9, 1460055), (15, 876033), (19, 691605), (27, 486685), (45, 292011), (47, 279585), (57, 230535), (95, 138321), (109, 120555), (135, 97337), (141, 93195), (171, 76845), (235, 55917), (285, 46107), (327, 40185), (423, 31065), (513, 25615), (545, 24111), (705, 18639), (855, 15369), (893, 14715), (981, 13395), (1269, 10355), (1635, 8037), (2071, 6345), (2115, 6213), (2565, 5123), (2679, 4905), (2943, 4465)]