47809719

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 77875200

約数和(自身を除く): 30065481

約数列:

[1, 3, 9, 19, 29, 31, 57, 87, 93, 171, 261, 279, 311, 551, 589, 899, 933, 1653, 1767, 2697, 2799, 4959, 5301, 5909, 8091, 9019, 9641, 17081, 17727, 27057, 28923, 51243, 53181, 81171, 86769, 153729, 171361, 183179, 279589, 514083, 549537, 838767, 1542249, 1648611, 2516301, 5312191, 15936573, 47809719]

約数ペア:

[(1, 47809719), (3, 15936573), (9, 5312191), (19, 2516301), (29, 1648611), (31, 1542249), (57, 838767), (87, 549537), (93, 514083), (171, 279589), (261, 183179), (279, 171361), (311, 153729), (551, 86769), (589, 81171), (899, 53181), (933, 51243), (1653, 28923), (1767, 27057), (2697, 17727), (2799, 17081), (4959, 9641), (5301, 9019), (5909, 8091)]