47391477

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 78008832

約数和(自身を除く): 30617355

約数列:

[1, 3, 7, 21, 23, 49, 69, 107, 131, 147, 161, 321, 393, 483, 749, 917, 1127, 2247, 2461, 2751, 3013, 3381, 5243, 6419, 7383, 9039, 14017, 15729, 17227, 19257, 21091, 42051, 51681, 63273, 98119, 120589, 147637, 294357, 322391, 361767, 442911, 686833, 967173, 2060499, 2256737, 6770211, 15797159, 47391477]

約数ペア:

[(1, 47391477), (3, 15797159), (7, 6770211), (21, 2256737), (23, 2060499), (49, 967173), (69, 686833), (107, 442911), (131, 361767), (147, 322391), (161, 294357), (321, 147637), (393, 120589), (483, 98119), (749, 63273), (917, 51681), (1127, 42051), (2247, 21091), (2461, 19257), (2751, 17227), (3013, 15729), (3381, 14017), (5243, 9039), (6419, 7383)]