51122253

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{691}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 84324352

約数和(自身を除く): 33202099

約数列:

[1, 3, 7, 13, 21, 39, 91, 271, 273, 691, 813, 1897, 2073, 3523, 4837, 5691, 8983, 10569, 14511, 24661, 26949, 62881, 73983, 187261, 188643, 561783, 1310827, 2434393, 3932481, 7303179, 17040751, 51122253]

約数ペア:

[(1, 51122253), (3, 17040751), (7, 7303179), (13, 3932481), (21, 2434393), (39, 1310827), (91, 561783), (271, 188643), (273, 187261), (691, 73983), (813, 62881), (1897, 26949), (2073, 24661), (3523, 14511), (4837, 10569), (5691, 8983)]