15247071

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 26810368

約数和(自身を除く): 11563297

約数列:

[1, 3, 7, 9, 21, 31, 37, 63, 93, 111, 211, 217, 259, 279, 333, 633, 651, 777, 1147, 1477, 1899, 1953, 2331, 3441, 4431, 6541, 7807, 8029, 10323, 13293, 19623, 23421, 24087, 45787, 54649, 58869, 70263, 72261, 137361, 163947, 242017, 412083, 491841, 726051, 1694119, 2178153, 5082357, 15247071]

約数ペア:

[(1, 15247071), (3, 5082357), (7, 2178153), (9, 1694119), (21, 726051), (31, 491841), (37, 412083), (63, 242017), (93, 163947), (111, 137361), (211, 72261), (217, 70263), (259, 58869), (279, 54649), (333, 45787), (633, 24087), (651, 23421), (777, 19623), (1147, 13293), (1477, 10323), (1899, 8029), (1953, 7807), (2331, 6541), (3441, 4431)]