1557171

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 2954880

約数和(自身を除く): 1397709

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 107, 147, 189, 231, 297, 321, 441, 539, 693, 749, 963, 1177, 1323, 1617, 2079, 2247, 2889, 3531, 4851, 5243, 6741, 8239, 10593, 14553, 15729, 20223, 24717, 31779, 47187, 57673, 74151, 141561, 173019, 222453, 519057, 1557171]

約数ペア:

[(1, 1557171), (3, 519057), (7, 222453), (9, 173019), (11, 141561), (21, 74151), (27, 57673), (33, 47187), (49, 31779), (63, 24717), (77, 20223), (99, 15729), (107, 14553), (147, 10593), (189, 8239), (231, 6741), (297, 5243), (321, 4851), (441, 3531), (539, 2889), (693, 2247), (749, 2079), (963, 1617), (1177, 1323)]