16994295

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 30873024

約数和(自身を除く): 13878729

約数列:

[1, 3, 5, 9, 15, 41, 45, 61, 123, 151, 183, 205, 305, 369, 453, 549, 615, 755, 915, 1359, 1845, 2265, 2501, 2745, 6191, 6795, 7503, 9211, 12505, 18573, 22509, 27633, 30955, 37515, 46055, 55719, 82899, 92865, 112545, 138165, 278595, 377651, 414495, 1132953, 1888255, 3398859, 5664765, 16994295]

約数ペア:

[(1, 16994295), (3, 5664765), (5, 3398859), (9, 1888255), (15, 1132953), (41, 414495), (45, 377651), (61, 278595), (123, 138165), (151, 112545), (183, 92865), (205, 82899), (305, 55719), (369, 46055), (453, 37515), (549, 30955), (615, 27633), (755, 22509), (915, 18573), (1359, 12505), (1845, 9211), (2265, 7503), (2501, 6795), (2745, 6191)]