213369170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21929}}^1$

素因数の和:22082

約数の個数: 32

約数和(自身を含む): 442108800

約数和(自身を除く): 228739630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 21929, 43858, 109645, 153503, 219290, 307006, 767515, 1535030, 3048131, 6096262, 15240655, 21336917, 30481310, 42673834, 106684585, 213369170]

約数ペア:

[(1, 213369170), (2, 106684585), (5, 42673834), (7, 30481310), (10, 21336917), (14, 15240655), (35, 6096262), (70, 3048131), (139, 1535030), (278, 767515), (695, 307006), (973, 219290), (1390, 153503), (1946, 109645), (4865, 43858), (9730, 21929)]