28279570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{811}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 55774656

約数和(自身を除く): 27495086

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 317, 634, 811, 1585, 1622, 3170, 3487, 4055, 6974, 8110, 8921, 17435, 17842, 34870, 44605, 89210, 257087, 514174, 1285435, 2570870, 2827957, 5655914, 14139785, 28279570]

約数ペア:

[(1, 28279570), (2, 14139785), (5, 5655914), (10, 2827957), (11, 2570870), (22, 1285435), (55, 514174), (110, 257087), (317, 89210), (634, 44605), (811, 34870), (1585, 17842), (1622, 17435), (3170, 8921), (3487, 8110), (4055, 6974)]