31461201

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 47385000

約数和(自身を除く): 15923799

約数列:

[1, 3, 9, 29, 87, 149, 261, 447, 809, 1341, 2427, 4321, 7281, 12963, 23461, 38889, 70383, 120541, 211149, 361623, 1084869, 3495689, 10487067, 31461201]

約数ペア:

[(1, 31461201), (3, 10487067), (9, 3495689), (29, 1084869), (87, 361623), (149, 211149), (261, 120541), (447, 70383), (809, 38889), (1341, 23461), (2427, 12963), (4321, 7281)]