12947942

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 23500800

約数和(自身を除く): 10552858

約数列:

[1, 2, 7, 14, 23, 46, 79, 158, 161, 322, 509, 553, 1018, 1106, 1817, 3563, 3634, 7126, 11707, 12719, 23414, 25438, 40211, 80422, 81949, 163898, 281477, 562954, 924853, 1849706, 6473971, 12947942]

約数ペア:

[(1, 12947942), (2, 6473971), (7, 1849706), (14, 924853), (23, 562954), (46, 281477), (79, 163898), (158, 81949), (161, 80422), (322, 40211), (509, 25438), (553, 23414), (1018, 12719), (1106, 11707), (1817, 7126), (3563, 3634)]