9621591

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 16115040

約数和(自身を除く): 6493449

約数列:

[1, 3, 7, 21, 29, 37, 49, 61, 87, 111, 147, 183, 203, 259, 427, 609, 777, 1073, 1281, 1421, 1769, 1813, 2257, 2989, 3219, 4263, 5307, 5439, 6771, 7511, 8967, 12383, 15799, 22533, 37149, 47397, 52577, 65453, 86681, 110593, 157731, 196359, 260043, 331779, 458171, 1374513, 3207197, 9621591]

約数ペア:

[(1, 9621591), (3, 3207197), (7, 1374513), (21, 458171), (29, 331779), (37, 260043), (49, 196359), (61, 157731), (87, 110593), (111, 86681), (147, 65453), (183, 52577), (203, 47397), (259, 37149), (427, 22533), (609, 15799), (777, 12383), (1073, 8967), (1281, 7511), (1421, 6771), (1769, 5439), (1813, 5307), (2257, 4263), (2989, 3219)]