3980823

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 6973440

約数和(自身を除く): 2992617

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 907, 1463, 2721, 4389, 6349, 9977, 17233, 19047, 29931, 51699, 69839, 120631, 189563, 209517, 361893, 568689, 1326941, 3980823]

約数ペア:

[(1, 3980823), (3, 1326941), (7, 568689), (11, 361893), (19, 209517), (21, 189563), (33, 120631), (57, 69839), (77, 51699), (133, 29931), (209, 19047), (231, 17233), (399, 9977), (627, 6349), (907, 4389), (1463, 2721)]