51535809

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 85612800

約数和(自身を除く): 34076991

約数列:

[1, 3, 9, 13, 19, 39, 57, 97, 117, 171, 239, 247, 291, 717, 741, 873, 1261, 1843, 2151, 2223, 3107, 3783, 4541, 5529, 9321, 11349, 13623, 16587, 23183, 23959, 27963, 40869, 59033, 69549, 71877, 177099, 208647, 215631, 301379, 440477, 531297, 904137, 1321431, 2712411, 3964293, 5726201, 17178603, 51535809]

約数ペア:

[(1, 51535809), (3, 17178603), (9, 5726201), (13, 3964293), (19, 2712411), (39, 1321431), (57, 904137), (97, 531297), (117, 440477), (171, 301379), (239, 215631), (247, 208647), (291, 177099), (717, 71877), (741, 69549), (873, 59033), (1261, 40869), (1843, 27963), (2151, 23959), (2223, 23183), (3107, 16587), (3783, 13623), (4541, 11349), (5529, 9321)]