42648255

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1325

約数の個数: 64

約数和(自身を含む): 86016000

約数和(自身を除く): 43367745

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 855, 1235, 1279, 1755, 2223, 2565, 3705, 3837, 6395, 6669, 11115, 11511, 16627, 19185, 24301, 33345, 34533, 49881, 57555, 72903, 83135, 121505, 149643, 172665, 218709, 249405, 315913, 364515, 448929, 656127, 748215, 947739, 1093545, 1579565, 2244645, 2843217, 3280635, 4738695, 8529651, 14216085, 42648255]

約数ペア:

[(1, 42648255), (3, 14216085), (5, 8529651), (9, 4738695), (13, 3280635), (15, 2843217), (19, 2244645), (27, 1579565), (39, 1093545), (45, 947739), (57, 748215), (65, 656127), (95, 448929), (117, 364515), (135, 315913), (171, 249405), (195, 218709), (247, 172665), (285, 149643), (351, 121505), (513, 83135), (585, 72903), (741, 57555), (855, 49881), (1235, 34533), (1279, 33345), (1755, 24301), (2223, 19185), (2565, 16627), (3705, 11511), (3837, 11115), (6395, 6669)]