2961777

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 5125120

約数和(自身を除く): 2163343

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 571, 741, 1713, 1729, 3997, 5187, 7423, 10849, 11991, 22269, 32547, 51961, 75943, 141037, 155883, 227829, 423111, 987259, 2961777]

約数ペア:

[(1, 2961777), (3, 987259), (7, 423111), (13, 227829), (19, 155883), (21, 141037), (39, 75943), (57, 51961), (91, 32547), (133, 22269), (247, 11991), (273, 10849), (399, 7423), (571, 5187), (741, 3997), (1713, 1729)]