219028369

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 265379840

約数和(自身を除く): 46351471

約数列:

[1, 7, 43, 61, 79, 151, 301, 427, 553, 1057, 2623, 3397, 4819, 6493, 9211, 11929, 18361, 23779, 33733, 45451, 64477, 83503, 207217, 396073, 512947, 727669, 1450519, 2772511, 3590629, 5093683, 31289767, 219028369]

約数ペア:

[(1, 219028369), (7, 31289767), (43, 5093683), (61, 3590629), (79, 2772511), (151, 1450519), (301, 727669), (427, 512947), (553, 396073), (1057, 207217), (2623, 83503), (3397, 64477), (4819, 45451), (6493, 33733), (9211, 23779), (11929, 18361)]