1308741

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 2106720

約数和(自身を除く): 797979

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 307, 609, 921, 1421, 2149, 4263, 6447, 8903, 15043, 26709, 45129, 62321, 186963, 436247, 1308741]

約数ペア:

[(1, 1308741), (3, 436247), (7, 186963), (21, 62321), (29, 45129), (49, 26709), (87, 15043), (147, 8903), (203, 6447), (307, 4263), (609, 2149), (921, 1421)]