16874985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 28885248

約数和(自身を除く): 12010263

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 1193, 2829, 3579, 4715, 5965, 14145, 17895, 27439, 48913, 82317, 137195, 146739, 244565, 411585, 733695, 1124999, 3374997, 5624995, 16874985]

約数ペア:

[(1, 16874985), (3, 5624995), (5, 3374997), (15, 1124999), (23, 733695), (41, 411585), (69, 244565), (115, 146739), (123, 137195), (205, 82317), (345, 48913), (615, 27439), (943, 17895), (1193, 14145), (2829, 5965), (3579, 4715)]