187866355

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 242085888

約数和(自身を除く): 54219533

約数列:

[1, 5, 31, 43, 71, 155, 215, 355, 397, 1333, 1985, 2201, 3053, 6665, 11005, 12307, 15265, 17071, 28187, 61535, 85355, 94643, 140935, 473215, 529201, 873797, 1212041, 2646005, 4368985, 6060205, 37573271, 187866355]

約数ペア:

[(1, 187866355), (5, 37573271), (31, 6060205), (43, 4368985), (71, 2646005), (155, 1212041), (215, 873797), (355, 529201), (397, 473215), (1333, 140935), (1985, 94643), (2201, 85355), (3053, 61535), (6665, 28187), (11005, 17071), (12307, 15265)]