51989355

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 99201024

約数和(自身を除く): 47211669

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 127, 165, 381, 495, 635, 827, 1143, 1397, 1905, 2481, 4135, 4191, 5715, 6985, 7443, 9097, 12405, 12573, 20955, 27291, 37215, 45485, 62865, 81873, 105029, 136455, 315087, 409365, 525145, 945261, 1155319, 1575435, 3465957, 4726305, 5776595, 10397871, 17329785, 51989355]

約数ペア:

[(1, 51989355), (3, 17329785), (5, 10397871), (9, 5776595), (11, 4726305), (15, 3465957), (33, 1575435), (45, 1155319), (55, 945261), (99, 525145), (127, 409365), (165, 315087), (381, 136455), (495, 105029), (635, 81873), (827, 62865), (1143, 45485), (1397, 37215), (1905, 27291), (2481, 20955), (4135, 12573), (4191, 12405), (5715, 9097), (6985, 7443)]