219137891

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{4013}}^1$

素因数の和:4318

約数の個数: 16

約数和(自身を含む): 260107200

約数和(自身を除く): 40969309

約数列:

[1, 7, 29, 203, 269, 1883, 4013, 7801, 28091, 54607, 116377, 814639, 1079497, 7556479, 31305413, 219137891]

約数ペア:

[(1, 219137891), (7, 31305413), (29, 7556479), (203, 1079497), (269, 814639), (1883, 116377), (4013, 54607), (7801, 28091)]