198420191998

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1153}}^1\times {\mathrm{1733}}^1$

素因数の和:3109

約数の個数: 64

約数和(自身を含む): 350965706112

約数和(自身を除く): 152545514114

約数列:

[1, 2, 7, 14, 41, 82, 173, 287, 346, 574, 1153, 1211, 1733, 2306, 2422, 3466, 7093, 8071, 12131, 14186, 16142, 24262, 47273, 49651, 71053, 94546, 99302, 142106, 199469, 299809, 330911, 398938, 497371, 599618, 661822, 994742, 1396283, 1998149, 2098663, 2792566, 3996298, 4197326, 8178229, 12292169, 13987043, 16356458, 24584338, 27974086, 57247603, 81924109, 86045183, 114495206, 163848218, 172090366, 345679777, 573468763, 691359554, 1146937526, 2419758439, 4839516878, 14172870857, 28345741714, 99210095999, 198420191998]

約数ペア:

[(1, 198420191998), (2, 99210095999), (7, 28345741714), (14, 14172870857), (41, 4839516878), (82, 2419758439), (173, 1146937526), (287, 691359554), (346, 573468763), (574, 345679777), (1153, 172090366), (1211, 163848218), (1733, 114495206), (2306, 86045183), (2422, 81924109), (3466, 57247603), (7093, 27974086), (8071, 24584338), (12131, 16356458), (14186, 13987043), (16142, 12292169), (24262, 8178229), (47273, 4197326), (49651, 3996298), (71053, 2792566), (94546, 2098663), (99302, 1998149), (142106, 1396283), (199469, 994742), (299809, 661822), (330911, 599618), (398938, 497371)]