2818935

素因数分解:

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

素因数の和:197

約数の個数: 64

約数和(自身を含む): 6067200

約数和(自身を除く): 3248265

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 157, 171, 189, 285, 315, 399, 471, 513, 665, 785, 855, 945, 1099, 1197, 1413, 1995, 2355, 2565, 2983, 3297, 3591, 4239, 5495, 5985, 7065, 8949, 9891, 14915, 16485, 17955, 20881, 21195, 26847, 29673, 44745, 49455, 62643, 80541, 104405, 134235, 148365, 187929, 313215, 402705, 563787, 939645, 2818935]

約数ペア:

[(1, 2818935), (3, 939645), (5, 563787), (7, 402705), (9, 313215), (15, 187929), (19, 148365), (21, 134235), (27, 104405), (35, 80541), (45, 62643), (57, 49455), (63, 44745), (95, 29673), (105, 26847), (133, 21195), (135, 20881), (157, 17955), (171, 16485), (189, 14915), (285, 9891), (315, 8949), (399, 7065), (471, 5985), (513, 5495), (665, 4239), (785, 3591), (855, 3297), (945, 2983), (1099, 2565), (1197, 2355), (1413, 1995)]