27722115

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 52214400

約数和(自身を除く): 24492285

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 73, 87, 97, 135, 145, 219, 261, 291, 365, 435, 485, 657, 783, 873, 1095, 1305, 1455, 1971, 2117, 2619, 2813, 3285, 3915, 4365, 6351, 7081, 8439, 9855, 10585, 13095, 14065, 19053, 21243, 25317, 31755, 35405, 42195, 57159, 63729, 75951, 95265, 106215, 126585, 191187, 205349, 285795, 318645, 379755, 616047, 955935, 1026745, 1848141, 3080235, 5544423, 9240705, 27722115]

約数ペア:

[(1, 27722115), (3, 9240705), (5, 5544423), (9, 3080235), (15, 1848141), (27, 1026745), (29, 955935), (45, 616047), (73, 379755), (87, 318645), (97, 285795), (135, 205349), (145, 191187), (219, 126585), (261, 106215), (291, 95265), (365, 75951), (435, 63729), (485, 57159), (657, 42195), (783, 35405), (873, 31755), (1095, 25317), (1305, 21243), (1455, 19053), (1971, 14065), (2117, 13095), (2619, 10585), (2813, 9855), (3285, 8439), (3915, 7081), (4365, 6351)]