47571909

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2039}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 79902720

約数和(自身を除く): 32330811

約数列:

[1, 3, 7, 11, 21, 33, 77, 101, 231, 303, 707, 1111, 2039, 2121, 3333, 6117, 7777, 14273, 22429, 23331, 42819, 67287, 157003, 205939, 471009, 617817, 1441573, 2265329, 4324719, 6795987, 15857303, 47571909]

約数ペア:

[(1, 47571909), (3, 15857303), (7, 6795987), (11, 4324719), (21, 2265329), (33, 1441573), (77, 617817), (101, 471009), (231, 205939), (303, 157003), (707, 67287), (1111, 42819), (2039, 23331), (2121, 22429), (3333, 14273), (6117, 7777)]