201848787

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5261}}^1$

素因数の和:5313

約数の個数: 48

約数和(自身を含む): 359920800

約数和(自身を除く): 158072013

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 609, 783, 1323, 1421, 1827, 4263, 5261, 5481, 12789, 15783, 36827, 38367, 47349, 110481, 142047, 152569, 257789, 331443, 457707, 773367, 994329, 1067983, 1373121, 2320101, 3203949, 4119363, 6960303, 7475881, 9611847, 22427643, 28835541, 67282929, 201848787]

約数ペア:

[(1, 201848787), (3, 67282929), (7, 28835541), (9, 22427643), (21, 9611847), (27, 7475881), (29, 6960303), (49, 4119363), (63, 3203949), (87, 2320101), (147, 1373121), (189, 1067983), (203, 994329), (261, 773367), (441, 457707), (609, 331443), (783, 257789), (1323, 152569), (1421, 142047), (1827, 110481), (4263, 47349), (5261, 38367), (5481, 36827), (12789, 15783)]