156945369

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 244823040

約数和(自身を除く): 87877671

約数列:

[1, 3, 7, 21, 59, 177, 197, 413, 591, 643, 1239, 1379, 1929, 4137, 4501, 11623, 13503, 34869, 37937, 81361, 113811, 126671, 244083, 265559, 380013, 796677, 886697, 2660091, 7473589, 22420767, 52315123, 156945369]

約数ペア:

[(1, 156945369), (3, 52315123), (7, 22420767), (21, 7473589), (59, 2660091), (177, 886697), (197, 796677), (413, 380013), (591, 265559), (643, 244083), (1239, 126671), (1379, 113811), (1929, 81361), (4137, 37937), (4501, 34869), (11623, 13503)]