90788523

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 147350016

約数和(自身を除く): 56561493

約数列:

[1, 3, 7, 21, 43, 49, 53, 129, 147, 159, 271, 301, 371, 813, 903, 1113, 1897, 2107, 2279, 2597, 5691, 6321, 6837, 7791, 11653, 13279, 14363, 15953, 34959, 39837, 43089, 47859, 81571, 100541, 111671, 244713, 301623, 335013, 570997, 617609, 703787, 1712991, 1852827, 2111361, 4323263, 12969789, 30262841, 90788523]

約数ペア:

[(1, 90788523), (3, 30262841), (7, 12969789), (21, 4323263), (43, 2111361), (49, 1852827), (53, 1712991), (129, 703787), (147, 617609), (159, 570997), (271, 335013), (301, 301623), (371, 244713), (813, 111671), (903, 100541), (1113, 81571), (1897, 47859), (2107, 43089), (2279, 39837), (2597, 34959), (5691, 15953), (6321, 14363), (6837, 13279), (7791, 11653)]