25144581

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 46725120

約数和(自身を除く): 21580539

約数列:

[1, 3, 7, 11, 17, 19, 21, 33, 51, 57, 77, 119, 133, 187, 209, 231, 323, 337, 357, 399, 561, 627, 969, 1011, 1309, 1463, 2261, 2359, 3553, 3707, 3927, 4389, 5729, 6403, 6783, 7077, 10659, 11121, 17187, 19209, 24871, 25949, 40103, 44821, 63019, 70433, 74613, 77847, 108851, 120309, 134463, 189057, 211299, 326553, 441133, 493031, 761957, 1197361, 1323399, 1479093, 2285871, 3592083, 8381527, 25144581]

約数ペア:

[(1, 25144581), (3, 8381527), (7, 3592083), (11, 2285871), (17, 1479093), (19, 1323399), (21, 1197361), (33, 761957), (51, 493031), (57, 441133), (77, 326553), (119, 211299), (133, 189057), (187, 134463), (209, 120309), (231, 108851), (323, 77847), (337, 74613), (357, 70433), (399, 63019), (561, 44821), (627, 40103), (969, 25949), (1011, 24871), (1309, 19209), (1463, 17187), (2261, 11121), (2359, 10659), (3553, 7077), (3707, 6783), (3927, 6403), (4389, 5729)]