27691455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 52001280

約数和(自身を除く): 24309825

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 73, 95, 121, 165, 209, 219, 285, 363, 365, 605, 627, 803, 1045, 1095, 1331, 1387, 1815, 2299, 2409, 3135, 3993, 4015, 4161, 6655, 6897, 6935, 8833, 11495, 12045, 15257, 19965, 20805, 25289, 26499, 34485, 44165, 45771, 75867, 76285, 97163, 126445, 132495, 167827, 228855, 291489, 379335, 485815, 503481, 839135, 1457445, 1846097, 2517405, 5538291, 9230485, 27691455]

約数ペア:

[(1, 27691455), (3, 9230485), (5, 5538291), (11, 2517405), (15, 1846097), (19, 1457445), (33, 839135), (55, 503481), (57, 485815), (73, 379335), (95, 291489), (121, 228855), (165, 167827), (209, 132495), (219, 126445), (285, 97163), (363, 76285), (365, 75867), (605, 45771), (627, 44165), (803, 34485), (1045, 26499), (1095, 25289), (1331, 20805), (1387, 19965), (1815, 15257), (2299, 12045), (2409, 11495), (3135, 8833), (3993, 6935), (4015, 6897), (4161, 6655)]