389700927

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19391}}^1$

素因数の和:19444

約数の個数: 48

約数和(自身を含む): 726036480

約数和(自身を除く): 336335553

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 6699, 19391, 20097, 58173, 135737, 174519, 213301, 407211, 562339, 639903, 1221633, 1493107, 1687017, 1919709, 3936373, 4479321, 5061051, 6185729, 11809119, 13437963, 18557187, 35427357, 43300103, 55671561, 129900309, 389700927]

約数ペア:

[(1, 389700927), (3, 129900309), (7, 55671561), (9, 43300103), (11, 35427357), (21, 18557187), (29, 13437963), (33, 11809119), (63, 6185729), (77, 5061051), (87, 4479321), (99, 3936373), (203, 1919709), (231, 1687017), (261, 1493107), (319, 1221633), (609, 639903), (693, 562339), (957, 407211), (1827, 213301), (2233, 174519), (2871, 135737), (6699, 58173), (19391, 20097)]