1645644511

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{6421}}^1$

素因数の和:6535

約数の個数: 32

約数和(自身を含む): 2071480320

約数和(自身を除く): 425835809

約数列:

[1, 7, 19, 41, 47, 133, 287, 329, 779, 893, 1927, 5453, 6251, 6421, 13489, 36613, 44947, 121999, 256291, 263261, 301787, 853993, 1842827, 2112509, 5001959, 5733953, 12373267, 35013713, 40137671, 86612869, 235092073, 1645644511]

約数ペア:

[(1, 1645644511), (7, 235092073), (19, 86612869), (41, 40137671), (47, 35013713), (133, 12373267), (287, 5733953), (329, 5001959), (779, 2112509), (893, 1842827), (1927, 853993), (5453, 301787), (6251, 263261), (6421, 256291), (13489, 121999), (36613, 44947)]