388614835

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{26003}}^1$

素因数の和:26083

約数の個数: 24

約数和(自身を含む): 551388816

約数和(自身を除く): 162773981

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 14945, 26003, 130015, 182021, 910105, 1274147, 1586183, 6370735, 7930915, 11103281, 55516405, 77722967, 388614835]

約数ペア:

[(1, 388614835), (5, 77722967), (7, 55516405), (35, 11103281), (49, 7930915), (61, 6370735), (245, 1586183), (305, 1274147), (427, 910105), (2135, 182021), (2989, 130015), (14945, 26003)]