1890571293

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{9433}}^1$

素因数の和:10026

約数の個数: 32

約数和(自身を含む): 3021898880

約数和(自身を除く): 1131327587

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 571, 1713, 5139, 7423, 9433, 15417, 22269, 28299, 66807, 84897, 122629, 200421, 254691, 367887, 1103661, 3310983, 5386243, 16158729, 48476187, 70021159, 145428561, 210063477, 630190431, 1890571293]

約数ペア:

[(1, 1890571293), (3, 630190431), (9, 210063477), (13, 145428561), (27, 70021159), (39, 48476187), (117, 16158729), (351, 5386243), (571, 3310983), (1713, 1103661), (5139, 367887), (7423, 254691), (9433, 200421), (15417, 122629), (22269, 84897), (28299, 66807)]