308889009

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{240007}}^1$

素因数の和:240037

約数の個数: 24

約数和(自身を含む): 524177472

約数和(自身を除く): 215288463

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 240007, 720021, 2160063, 2640077, 3120091, 7920231, 9360273, 23760693, 28080819, 34321001, 102963003, 308889009]

約数ペア:

[(1, 308889009), (3, 102963003), (9, 34321001), (11, 28080819), (13, 23760693), (33, 9360273), (39, 7920231), (99, 3120091), (117, 2640077), (143, 2160063), (429, 720021), (1287, 240007)]