418565529

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{2551}}^1$

素因数の和:2722

約数の個数: 32

約数和(自身を含む): 636979200

約数和(自身を除く): 218413671

約数列:

[1, 3, 9, 27, 59, 103, 177, 309, 531, 927, 1593, 2551, 2781, 6077, 7653, 18231, 22959, 54693, 68877, 150509, 164079, 262753, 451527, 788259, 1354581, 2364777, 4063743, 7094331, 15502427, 46507281, 139521843, 418565529]

約数ペア:

[(1, 418565529), (3, 139521843), (9, 46507281), (27, 15502427), (59, 7094331), (103, 4063743), (177, 2364777), (309, 1354581), (531, 788259), (927, 451527), (1593, 262753), (2551, 164079), (2781, 150509), (6077, 68877), (7653, 54693), (18231, 22959)]