17905004097

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{21601}}^1$

素因数の和:21961

約数の個数: 32

約数和(自身を含む): 25607183616

約数和(自身を除く): 7702179519

約数列:

[1, 3, 23, 41, 69, 123, 293, 879, 943, 2829, 6739, 12013, 20217, 21601, 36039, 64803, 276299, 496823, 828897, 885641, 1490469, 2656923, 6329093, 18987279, 20369743, 61109229, 145569139, 259492813, 436707417, 778478439, 5968334699, 17905004097]

約数ペア:

[(1, 17905004097), (3, 5968334699), (23, 778478439), (41, 436707417), (69, 259492813), (123, 145569139), (293, 61109229), (879, 20369743), (943, 18987279), (2829, 6329093), (6739, 2656923), (12013, 1490469), (20217, 885641), (21601, 828897), (36039, 496823), (64803, 276299)]