253874817

素因数分解:

$3^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{7589}}^1$

素因数の和:7667

約数の個数: 40

約数和(自身を含む): 440827200

約数和(自身を除く): 186952383

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 81, 177, 189, 413, 531, 567, 1239, 1593, 3717, 4779, 7589, 11151, 22767, 33453, 53123, 68301, 159369, 204903, 447751, 478107, 614709, 1343253, 1434321, 3134257, 4029759, 4302963, 9402771, 12089277, 28208313, 36267831, 84624939, 253874817]

約数ペア:

[(1, 253874817), (3, 84624939), (7, 36267831), (9, 28208313), (21, 12089277), (27, 9402771), (59, 4302963), (63, 4029759), (81, 3134257), (177, 1434321), (189, 1343253), (413, 614709), (531, 478107), (567, 447751), (1239, 204903), (1593, 159369), (3717, 68301), (4779, 53123), (7589, 33453), (11151, 22767)]