179908967

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 228433920

約数和(自身を除く): 48524953

約数列:

[1, 7, 19, 23, 103, 133, 161, 437, 571, 721, 1957, 2369, 3059, 3997, 10849, 13133, 13699, 16583, 45011, 58813, 75943, 91931, 249527, 315077, 411691, 1117447, 1352699, 1746689, 7822129, 9468893, 25701281, 179908967]

約数ペア:

[(1, 179908967), (7, 25701281), (19, 9468893), (23, 7822129), (103, 1746689), (133, 1352699), (161, 1117447), (437, 411691), (571, 315077), (721, 249527), (1957, 91931), (2369, 75943), (3059, 58813), (3997, 45011), (10849, 16583), (13133, 13699)]