199450419

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{155699}}^1$

素因数の和:155770

約数の個数: 16

約数和(自身を含む): 308908800

約数和(自身を除く): 109458381

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 155699, 467097, 1089893, 3269679, 9497639, 28492917, 66483473, 199450419]

約数ペア:

[(1, 199450419), (3, 66483473), (7, 28492917), (21, 9497639), (61, 3269679), (183, 1089893), (427, 467097), (1281, 155699)]