15181551

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 28803840

約数和(自身を除く): 13622289

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1153, 1197, 1463, 1881, 3459, 4389, 8071, 10377, 12683, 13167, 21907, 24213, 38049, 65721, 72639, 88781, 114147, 153349, 197163, 240977, 266343, 460047, 722931, 799029, 1380141, 1686839, 2168793, 5060517, 15181551]

約数ペア:

[(1, 15181551), (3, 5060517), (7, 2168793), (9, 1686839), (11, 1380141), (19, 799029), (21, 722931), (33, 460047), (57, 266343), (63, 240977), (77, 197163), (99, 153349), (133, 114147), (171, 88781), (209, 72639), (231, 65721), (399, 38049), (627, 24213), (693, 21907), (1153, 13167), (1197, 12683), (1463, 10377), (1881, 8071), (3459, 4389)]