51805803

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 82229760

約数和(自身を除く): 30423957

約数列:

[1, 3, 7, 21, 29, 87, 203, 257, 331, 609, 771, 993, 1799, 2317, 5397, 6951, 7453, 9599, 22359, 28797, 52171, 67193, 85067, 156513, 201579, 255201, 595469, 1786407, 2466943, 7400829, 17268601, 51805803]

約数ペア:

[(1, 51805803), (3, 17268601), (7, 7400829), (21, 2466943), (29, 1786407), (87, 595469), (203, 255201), (257, 201579), (331, 156513), (609, 85067), (771, 67193), (993, 52171), (1799, 28797), (2317, 22359), (5397, 9599), (6951, 7453)]