2742327

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 4992000

約数和(自身を除く): 2249673

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 79, 87, 133, 171, 203, 237, 261, 399, 551, 553, 609, 711, 1197, 1501, 1653, 1659, 1827, 2291, 3857, 4503, 4959, 4977, 6873, 10507, 11571, 13509, 16037, 20619, 31521, 34713, 43529, 48111, 94563, 130587, 144333, 304703, 391761, 914109, 2742327]

約数ペア:

[(1, 2742327), (3, 914109), (7, 391761), (9, 304703), (19, 144333), (21, 130587), (29, 94563), (57, 48111), (63, 43529), (79, 34713), (87, 31521), (133, 20619), (171, 16037), (203, 13509), (237, 11571), (261, 10507), (399, 6873), (551, 4977), (553, 4959), (609, 4503), (711, 3857), (1197, 2291), (1501, 1827), (1653, 1659)]