207271323

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 379688400

約数和(自身を除く): 172417077

約数列:

[1, 3, 7, 9, 19, 21, 29, 49, 57, 63, 87, 133, 147, 171, 203, 261, 399, 441, 551, 609, 853, 931, 1197, 1421, 1653, 1827, 2559, 2793, 3857, 4263, 4959, 5971, 7677, 8379, 11571, 12789, 16207, 17913, 24737, 26999, 34713, 41797, 48621, 53739, 74211, 80997, 113449, 125391, 145863, 173159, 222633, 242991, 340347, 376173, 470003, 519477, 794143, 1021041, 1212113, 1410009, 1558431, 2382429, 3290021, 3636339, 4230027, 7147287, 9870063, 10909017, 23030147, 29610189, 69090441, 207271323]

約数ペア:

[(1, 207271323), (3, 69090441), (7, 29610189), (9, 23030147), (19, 10909017), (21, 9870063), (29, 7147287), (49, 4230027), (57, 3636339), (63, 3290021), (87, 2382429), (133, 1558431), (147, 1410009), (171, 1212113), (203, 1021041), (261, 794143), (399, 519477), (441, 470003), (551, 376173), (609, 340347), (853, 242991), (931, 222633), (1197, 173159), (1421, 145863), (1653, 125391), (1827, 113449), (2559, 80997), (2793, 74211), (3857, 53739), (4263, 48621), (4959, 41797), (5971, 34713), (7677, 26999), (8379, 24737), (11571, 17913), (12789, 16207)]