51276387

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 73322496

約数和(自身を除く): 22046109

約数列:

[1, 3, 31, 53, 93, 101, 103, 159, 303, 309, 1643, 3131, 3193, 4929, 5353, 5459, 9393, 9579, 10403, 16059, 16377, 31209, 165943, 169229, 322493, 497829, 507687, 551359, 967479, 1654077, 17092129, 51276387]

約数ペア:

[(1, 51276387), (3, 17092129), (31, 1654077), (53, 967479), (93, 551359), (101, 507687), (103, 497829), (159, 322493), (303, 169229), (309, 165943), (1643, 31209), (3131, 16377), (3193, 16059), (4929, 10403), (5353, 9579), (5459, 9393)]