1289806430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{787}}^1$

素因数の和:1169

約数の個数: 64

約数和(自身を含む): 2598054912

約数和(自身を除く): 1308248482

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 317, 470, 517, 634, 787, 1034, 1574, 1585, 2585, 3170, 3487, 3935, 5170, 6974, 7870, 8657, 14899, 17314, 17435, 29798, 34870, 36989, 43285, 73978, 74495, 86570, 148990, 163889, 184945, 249479, 327778, 369890, 406879, 498958, 813758, 819445, 1247395, 1638890, 2034395, 2494790, 2744269, 4068790, 5488538, 11725513, 13721345, 23451026, 27442690, 58627565, 117255130, 128980643, 257961286, 644903215, 1289806430]

約数ペア:

[(1, 1289806430), (2, 644903215), (5, 257961286), (10, 128980643), (11, 117255130), (22, 58627565), (47, 27442690), (55, 23451026), (94, 13721345), (110, 11725513), (235, 5488538), (317, 4068790), (470, 2744269), (517, 2494790), (634, 2034395), (787, 1638890), (1034, 1247395), (1574, 819445), (1585, 813758), (2585, 498958), (3170, 406879), (3487, 369890), (3935, 327778), (5170, 249479), (6974, 184945), (7870, 163889), (8657, 148990), (14899, 86570), (17314, 74495), (17435, 73978), (29798, 43285), (34870, 36989)]