31011057

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 56704128

約数和(自身を除く): 25693071

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 73, 77, 99, 219, 231, 511, 613, 657, 693, 803, 1533, 1839, 2409, 4291, 4599, 5517, 5621, 6743, 7227, 12873, 16863, 20229, 38619, 44749, 47201, 50589, 60687, 134247, 141603, 313243, 402741, 424809, 492239, 939729, 1476717, 2819187, 3445673, 4430151, 10337019, 31011057]

約数ペア:

[(1, 31011057), (3, 10337019), (7, 4430151), (9, 3445673), (11, 2819187), (21, 1476717), (33, 939729), (63, 492239), (73, 424809), (77, 402741), (99, 313243), (219, 141603), (231, 134247), (511, 60687), (613, 50589), (657, 47201), (693, 44749), (803, 38619), (1533, 20229), (1839, 16863), (2409, 12873), (4291, 7227), (4599, 6743), (5517, 5621)]