18751203

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 28800000

約数和(自身を除く): 10048797

約数列:

[1, 3, 9, 27, 59, 79, 149, 177, 237, 447, 531, 711, 1341, 1593, 2133, 4023, 4661, 8791, 11771, 13983, 26373, 35313, 41949, 79119, 105939, 125847, 237357, 317817, 694489, 2083467, 6250401, 18751203]

約数ペア:

[(1, 18751203), (3, 6250401), (9, 2083467), (27, 694489), (59, 317817), (79, 237357), (149, 125847), (177, 105939), (237, 79119), (447, 41949), (531, 35313), (711, 26373), (1341, 13983), (1593, 11771), (2133, 8791), (4023, 4661)]