1271690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 2692224

約数和(自身を除く): 1420534

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 491, 518, 982, 1295, 2455, 2590, 3437, 4910, 6874, 17185, 18167, 34370, 36334, 90835, 127169, 181670, 254338, 635845, 1271690]

約数ペア:

[(1, 1271690), (2, 635845), (5, 254338), (7, 181670), (10, 127169), (14, 90835), (35, 36334), (37, 34370), (70, 18167), (74, 17185), (185, 6874), (259, 4910), (370, 3437), (491, 2590), (518, 2455), (982, 1295)]