939645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 1971840

約数和(自身を除く): 1032195

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 157, 171, 285, 315, 399, 471, 665, 785, 855, 1099, 1197, 1413, 1995, 2355, 2983, 3297, 5495, 5985, 7065, 8949, 9891, 14915, 16485, 20881, 26847, 44745, 49455, 62643, 104405, 134235, 187929, 313215, 939645]

約数ペア:

[(1, 939645), (3, 313215), (5, 187929), (7, 134235), (9, 104405), (15, 62643), (19, 49455), (21, 44745), (35, 26847), (45, 20881), (57, 16485), (63, 14915), (95, 9891), (105, 8949), (133, 7065), (157, 5985), (171, 5495), (285, 3297), (315, 2983), (399, 2355), (471, 1995), (665, 1413), (785, 1197), (855, 1099)]