199904688

素因数分解:

$2^4\times 3^2\times {\mathrm{1388227}}^1$

素因数の和:1388241

約数の個数: 30

約数和(自身を含む): 559455884

約数和(自身を除く): 359551196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1388227, 2776454, 4164681, 5552908, 8329362, 11105816, 12494043, 16658724, 22211632, 24988086, 33317448, 49976172, 66634896, 99952344, 199904688]

約数ペア:

[(1, 199904688), (2, 99952344), (3, 66634896), (4, 49976172), (6, 33317448), (8, 24988086), (9, 22211632), (12, 16658724), (16, 12494043), (18, 11105816), (24, 8329362), (36, 5552908), (48, 4164681), (72, 2776454), (144, 1388227)]