12921230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{937}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 26744256

約数和(自身を除く): 13823026

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 937, 985, 1379, 1874, 1970, 2758, 4685, 6559, 6895, 9370, 13118, 13790, 32795, 65590, 184589, 369178, 922945, 1292123, 1845890, 2584246, 6460615, 12921230]

約数ペア:

[(1, 12921230), (2, 6460615), (5, 2584246), (7, 1845890), (10, 1292123), (14, 922945), (35, 369178), (70, 184589), (197, 65590), (394, 32795), (937, 13790), (985, 13118), (1379, 9370), (1874, 6895), (1970, 6559), (2758, 4685)]