198796072

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{407369}}^1$

素因数の和:407436

約数の個数: 16

約数和(自身を含む): 378854100

約数和(自身を除く): 180058028

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 407369, 814738, 1629476, 3258952, 24849509, 49699018, 99398036, 198796072]

約数ペア:

[(1, 198796072), (2, 99398036), (4, 49699018), (8, 24849509), (61, 3258952), (122, 1629476), (244, 814738), (488, 407369)]