178601241

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2131}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 294181888

約数和(自身を除く): 115580647

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 307, 921, 2131, 2149, 3991, 6393, 6447, 11973, 14917, 27703, 27937, 44751, 83109, 83811, 193921, 581763, 654217, 1962651, 4579519, 8504821, 13738557, 25514463, 59533747, 178601241]

約数ペア:

[(1, 178601241), (3, 59533747), (7, 25514463), (13, 13738557), (21, 8504821), (39, 4579519), (91, 1962651), (273, 654217), (307, 581763), (921, 193921), (2131, 83811), (2149, 83109), (3991, 44751), (6393, 27937), (6447, 27703), (11973, 14917)]