1640232489

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2693321}}^1$

素因数の和:2693360

約数の個数: 16

約数和(自身を含む): 2585589120

約数和(自身を除く): 945356631

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 2693321, 8079963, 18853247, 56559741, 78106309, 234318927, 546744163, 1640232489]

約数ペア:

[(1, 1640232489), (3, 546744163), (7, 234318927), (21, 78106309), (29, 56559741), (87, 18853247), (203, 8079963), (609, 2693321)]