1286156690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{10789}}^1$

素因数の和:10947

約数の個数: 64

約数和(自身を含む): 2871348480

約数和(自身を除く): 1585191790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 182, 262, 455, 655, 910, 917, 1310, 1703, 1834, 3406, 4585, 8515, 9170, 10789, 11921, 17030, 21578, 23842, 53945, 59605, 75523, 107890, 119210, 140257, 151046, 280514, 377615, 701285, 755230, 981799, 1402570, 1413359, 1963598, 2826718, 4908995, 7066795, 9817990, 9893513, 14133590, 18373667, 19787026, 36747334, 49467565, 91868335, 98935130, 128615669, 183736670, 257231338, 643078345, 1286156690]

約数ペア:

[(1, 1286156690), (2, 643078345), (5, 257231338), (7, 183736670), (10, 128615669), (13, 98935130), (14, 91868335), (26, 49467565), (35, 36747334), (65, 19787026), (70, 18373667), (91, 14133590), (130, 9893513), (131, 9817990), (182, 7066795), (262, 4908995), (455, 2826718), (655, 1963598), (910, 1413359), (917, 1402570), (1310, 981799), (1703, 755230), (1834, 701285), (3406, 377615), (4585, 280514), (8515, 151046), (9170, 140257), (10789, 119210), (11921, 107890), (17030, 75523), (21578, 59605), (23842, 53945)]