248077438

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1123}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 440248320

約数和(自身を除く): 192170882

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 509, 1018, 1123, 2246, 3563, 7126, 7861, 15722, 15779, 31558, 34813, 69626, 110453, 220906, 243691, 487382, 571607, 1143214, 4001249, 8002498, 17719817, 35439634, 124038719, 248077438]

約数ペア:

[(1, 248077438), (2, 124038719), (7, 35439634), (14, 17719817), (31, 8002498), (62, 4001249), (217, 1143214), (434, 571607), (509, 487382), (1018, 243691), (1123, 220906), (2246, 110453), (3563, 69626), (7126, 34813), (7861, 31558), (15722, 15779)]