42458787

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 74880000

約数和(自身を除く): 32421213

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 79, 133, 171, 237, 399, 449, 553, 711, 1197, 1347, 1501, 1659, 3143, 4041, 4503, 4977, 8531, 9429, 10507, 13509, 25593, 28287, 31521, 35471, 59717, 76779, 94563, 106413, 179151, 248297, 319239, 537453, 673949, 744891, 2021847, 2234673, 4717643, 6065541, 14152929, 42458787]

約数ペア:

[(1, 42458787), (3, 14152929), (7, 6065541), (9, 4717643), (19, 2234673), (21, 2021847), (57, 744891), (63, 673949), (79, 537453), (133, 319239), (171, 248297), (237, 179151), (399, 106413), (449, 94563), (553, 76779), (711, 59717), (1197, 35471), (1347, 31521), (1501, 28287), (1659, 25593), (3143, 13509), (4041, 10507), (4503, 9429), (4977, 8531)]