28971810

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{15329}}^1$

素因数の和:15352

約数の個数: 64

約数和(自身を含む): 88300800

約数和(自身を除く): 59328990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 15329, 30658, 45987, 76645, 91974, 107303, 137961, 153290, 214606, 229935, 275922, 321909, 413883, 459870, 536515, 643818, 689805, 827766, 965727, 1073030, 1379610, 1609545, 1931454, 2069415, 2897181, 3219090, 4138830, 4828635, 5794362, 9657270, 14485905, 28971810]

約数ペア:

[(1, 28971810), (2, 14485905), (3, 9657270), (5, 5794362), (6, 4828635), (7, 4138830), (9, 3219090), (10, 2897181), (14, 2069415), (15, 1931454), (18, 1609545), (21, 1379610), (27, 1073030), (30, 965727), (35, 827766), (42, 689805), (45, 643818), (54, 536515), (63, 459870), (70, 413883), (90, 321909), (105, 275922), (126, 229935), (135, 214606), (189, 153290), (210, 137961), (270, 107303), (315, 91974), (378, 76645), (630, 45987), (945, 30658), (1890, 15329)]